Last visit was: 04 Sep 2026, 22:17 It is currently 04 Sep 2026, 22:17
Close
GMAT Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
Close
Request Expert Reply
Confirm Cancel
User avatar
Bunuel
User avatar
Math Expert
Joined: 02 Sep 2009
Last visit: 04 Sep 2026
Posts: 113,146
Own Kudos:
Given Kudos: 111,327
Products:
Expert
Expert reply
Active GMAT Club Expert! Tag them with @ followed by their username for a faster response.
Posts: 113,146
Kudos: 839,153
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Most Helpful Reply
User avatar
Bunuel
User avatar
Math Expert
Joined: 02 Sep 2009
Last visit: 04 Sep 2026
Posts: 113,146
Own Kudos:
Given Kudos: 111,327
Products:
Expert
Expert reply
Active GMAT Club Expert! Tag them with @ followed by their username for a faster response.
Posts: 113,146
Kudos: 839,153
Kudos
Add Kudos
Bookmarks
Bookmark this Post
General Discussion
User avatar
Sanny7
Joined: 10 Apr 2026
Last visit: 19 Aug 2026
Posts: 52
Own Kudos:
45
 [1]
Given Kudos: 6
Products:
Posts: 52
Kudos: 45
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
vrinda6
Joined: 20 Jul 2020
Last visit: 04 Sep 2026
Posts: 65
Own Kudos:
30
 [1]
Given Kudos: 17
Location: India
Products:
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Option 1- it directly proves the mayor's claims that congestion prixing reduces regional traffic, pollution and emissions.
Option 5- It sort of undercuts the mayor's reasons for preferring it.

Hence option 1 Strengthens and option 5 weakens it.
avatar
DachauerDon
Joined: 19 Apr 2025
Last visit: 16 Aug 2026
Posts: 88
Own Kudos:
71
 [1]
Given Kudos: 30
Location: Germany
Schools: LBS
Products:
Schools: LBS
Posts: 88
Kudos: 71
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Answer: Statement 1 strengthens, statement 5 weakens

Mayor's position = Congestion pricing because:
- it lowers emissions
- allows for management of large-scale urban gridlock
- traffic calming does little to reduce regional traffic volume

Statement 1: Strengthens
Statement 2: No mention of adding lanes in the prompt; not specific to this situation and therefore not relevant
Statement 3: Doesn't do much
Statement 4: The city's position doesn't allow us to assess the strength/weakness of the mayor's position.
Statement 5: Weakens. The proposed benefits of lower emissions and gridlock management won't be occurring as more people cut through residential areas, generating emissions and blocking the grid.
User avatar
GoodKey
Joined: 29 May 2026
Last visit: 03 Sep 2026
Posts: 42
Own Kudos:
36
 [1]
Given Kudos: 3
Products:
Posts: 42
Kudos: 36
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
In this question we have to:
Strengthen: Appreciate congestion pricing while (optional) disregarding traffic calming
Weaken: Appreciate traffic calming while disregarding congestion pricing

S1: Statement in support of congestion pricing. STRENGTHEN
S2: Not stated by either of the solutions.
S3: The problem of gridlock is not discussed by either of the solutions.
S4: Its not targeting the conclusion in a positive or negative way.
S5: Tells us why congestion pricing is actually dangerous. WEAKEN
User avatar
paragw
Joined: 17 May 2024
Last visit: 04 Sep 2026
Posts: 381
Own Kudos:
383
 [1]
Given Kudos: 62
Products:
Posts: 381
Kudos: 383
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Here's my solution for this question
Attachments

Screenshot_2026-07-15-21-15-58-70_40deb401b9ffe8e1df2f1cc5ba480b12.jpg
Screenshot_2026-07-15-21-15-58-70_40deb401b9ffe8e1df2f1cc5ba480b12.jpg [ 1.37 MiB | Viewed 1239 times ]

User avatar
feistygirl
Joined: 26 Apr 2026
Last visit: 06 Aug 2026
Posts: 60
Own Kudos:
54
 [1]
Posts: 60
Kudos: 54
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
i am going with option 1 for strengthen and option 5 for weaken.
option 1 directly supports the mayor's reasoning that congestion pricing reduces emissions and gridlock.
option 5 directly attacks mayor's reasoning congestion pricing reduces congestion as it states it may simply move congestion elsewhere and even worsen safety.
User avatar
Archit3110
User avatar
Major Poster
Joined: 18 Aug 2017
Last visit: 04 Sep 2026
Posts: 8,810
Own Kudos:
5,333
 [1]
Given Kudos: 243
Status:You learn more from failure than from success.
Location: India
Concentration: Sustainability, Marketing
GMAT Focus 1: 545 Q79 V79 DI73
GMAT Focus 2: 645 Q83 V82 DI81
GPA: 4
WE:Marketing (Energy)
GMAT Focus 2: 645 Q83 V82 DI81
Posts: 8,810
Kudos: 5,333
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
City C is considering two urban planning concepts for traffic management: traffic calming and congestion pricing. Traffic calming involves physical design changes to streets, such as speed bumps, roundabouts, and curb extensions, that are intended to slow vehicles and improve safety for pedestrians and cyclists. In contrast, congestion pricing is a market-based strategy that charges drivers a fee to enter high-traffic zones during peak hours, aiming to reduce the total volume of cars by incentivizing the use of public transit or off-peak travel. Although traffic calming would likely increase safety and livability at a neighborhood level, the mayor asserts that it does little to reduce regional traffic volume, so she favors congestion pricing for its reduction of carbon emissions and efficient management of large-scale urban gridlock.


Mayor is considering two plans for City C taffic management


Plan 1 : traffic calming ; which includes design changes to streets , speed bumps, etc
target slow traffic and improve safety of pedestrians and cyclists


Plan 2 : Congestion pricing ; which involves charging fee to drivers during peak hours in high traffic zones.. this leads to increase in safety and livability at a neighborhood level..

Mayor is favoring congestion pricing as it would led to reduction in carbon emissions and efficient management of large scale urban grid lock

Strengthen for the statement that would, if true, most strengthen the mayor’s position,
first option i.e.
DATA from similar cities shows that 80 percent of urban air pollution originates ... is correct for strengthener for mayor argument



Weaken for the statement that would, if true, most weaken the mayor’s position. Make only two selections, one in each column.
last option i.e.
congestion pricing frequently leads to " traffic displacement" .... is correct for weakener for mayor argument ...
User avatar
Kinshook
User avatar
Major Poster
Joined: 03 Jun 2019
Last visit: 04 Sep 2026
Posts: 6,129
Own Kudos:
6,088
 [1]
Given Kudos: 164
Location: India
GMAT 1: 690 Q50 V34
WE:Engineering (Transportation)
Products:
GMAT 1: 690 Q50 V34
Posts: 6,129
Kudos: 6,088
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
City C is considering two urban planning concepts for traffic management: traffic calming and congestion pricing.

Traffic calming involves physical design changes to streets, such as speed bumps, roundabouts, and curb extensions, that are intended to slow vehicles and improve safety for pedestrians and cyclists.

In contrast, congestion pricing is a market-based strategy that charges drivers a fee to enter high-traffic zones during peak hours, aiming to reduce the total volume of cars by incentivizing the use of public transit or off-peak travel.

Although traffic calming would likely increase safety and livability at a neighborhood level, the mayor asserts that it does little to reduce regional traffic volume, so she favors congestion pricing for its reduction of carbon emissions and efficient management of large-scale urban gridlock.

StrengthenWeaken
Data from similar cities show that over 80% of urban air pollution originates from regional commuters, and that implementing congestion pricing significantly reduces air pollution and decreases transit times by encouraging commuting during non-peak hours and carpooling

The statement strengthens the mayor's position by providing example of similar cities where congestion pricing has reduced air pollution (carbon emissions) and decreased transit times by efficiently managing urban gridlocks.
Congestion pricing frequently leads to traffic displacement, in which drivers avoid paying fees to enter high-traffic zones by cutting through residential side streets, increasing both local gridlock and risk of accidents in neighborhoods.

This statement provide counter-example (weakens mayor's position) in which congestion pricing remains ineffective since drivers enter congested residential areas to avoid the fee and increase local gridlock and risk of accidents in neighborhood areas.
User avatar
Barsha5
Joined: 26 Jun 2022
Last visit: 04 Sep 2026
Posts: 58
Own Kudos:
53
 [1]
Given Kudos: 5
Posts: 58
Kudos: 53
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
The argument states that the Mayor's position is that using traffic calming will improve local safety but doesnt help reduce traffic volume. Whereas, congestion pricing is preferred by her as it helps reduce traffic volume, gridlock and pollution.

Strengthener :

1) Data from similar city states that congestion pricing has helped reduce pollution and transit time. This directly supports her position. Correct.

Now find the weakener : 2) Induced demand from building more lanes - the argument nowhere discusses this - Irrelevant. Doesn't strengthen or weaken.

3) Gridlock and emissions are related purposes. Doesn't strengthen or weaken.

4) City council priorotises pedestrian safety. This is a different persons perspective, does not weaken the mayor's.

5 has to be the weakener then and it is. Congestion pricing leads to traffic displacement which is unsafe for pedestrains.
User avatar
RDM42
Joined: 20 Jan 2025
Last visit: 24 Aug 2026
Posts: 464
Own Kudos:
328
 [1]
Given Kudos: 29
Posts: 464
Kudos: 328
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Mayor favors congestion pricing for its reduction of carbon emissions and efficient management of large-scale urban gridlock.

1. Data from similar cities shows that over 80 percent of urban air pollution originates from regional commuters, and that implementing congestion pricing significantly reduces this pollution and decreases transit times by encouraging commuting during non-peak hours and carpooling. This option supports Myaors both assertions. STRENGTHEN

2. Building more lanes on major routes within a city often leads to "induced demand," in which more people choose to drive, ultimately increasing total carbon emissions despite the smoother traffic flow. This is new information. NO
3. Gridlock and carbon emissions are related problems, because idling cars in heavy gridlock produce significantly more localized pollutants. NO
4. The city council’s position is that the immediate safety of pedestrians and cyclists in City C is more important than incremental reduction of urban gridlock and carbon emissions, even though reduction of emissions may protect global health and future generations. NO
5. Congestion pricing frequently leads to “traffic displacement,” in which drivers avoid paying the fee to enter high-traffic zones by cutting through residential side streets, increasing both local gridlock and the risk of accidents in neighborhoods. This weakens Mayors conclusion. It shows negative results of implementing of Congestion Pricing. WEAKENS

Strengthen - 1
Weaken - 5
User avatar
Saurav1408
Joined: 26 Oct 2023
Last visit: 02 Sep 2026
Posts: 81
Own Kudos:
61
 [1]
Given Kudos: 287
Status:Active
Location: India
Products:
Posts: 81
Kudos: 61
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
In this question I check what is considered: First line = Traffic management is supposed to be done and two solutions are given each with its intended effect.

On Mayor's part, it supports congestion pricing as it has 2 other positive factors carbon emissions and efficient management of large-scale urban gridlock

While when I noticed why Traffic calming was not chosen my mayor's then I realized for strengthen we need to support Mayor's reasoning for choosing Congestion pricing and
for weaken we need to weaken the mayor's reasoning for choosing congestion pricing probably discussing its drawback

I found 1st option a clear strengthener because data supports the reason for choosing congestion pricing by Mayor - strengthen

2nd option is building more lines is not talked about anywhere, I did visit to check if it was discussed in traffic calming discussion but it wasn't so eliminate

3rd option: it is telling a relation and does not affect mayor's rational to choose congestion planning and hence I eliminated it

4th option: the main motive is to do traffic management mayor's reasoning is contradicted here and therefore it cannot be chosen as weaken

5th option: it strictly targets a flaw or a drawback of congestion pricing leading to poor traffic management and hence it is weaken
User avatar
yashsharma1
Joined: 18 Apr 2025
Last visit: 04 Sep 2026
Posts: 75
Own Kudos:
49
 [1]
Given Kudos: 26
Location: India
GMAT Focus 1: 645 Q81 V82 DI83
Products:
GMAT Focus 1: 645 Q81 V82 DI83
Posts: 75
Kudos: 49
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
City C is thinking of two alternatives for urban planning:
1. Traffic calming (TC) - Physical design changes -> improves pedestrian and cyclists' safety
2. Congestion pricing (CP) - Fee charge to enter high traffic area in peak hours -> reduction in car volume during peak hours -> how -> promoting public transport or off-peak travel

Mayor's assessment: TC improves pedestrian safety but doesn't help much with congestion. CP, on the other hand, manages the gridlock and also reduces CO2 emissions.
mayor's main concern through urban planning initiative is to reduce congestion. We need to strengthen her favoring of CP by showing that it can achieve congestion reduction AND weaken it by showing some reasoning why CP might not reduce congestion

1. Similar cities have introduced CP and reduced both emissions and transit times. This is an indicator that if CP is introduced in city C, similar results can be achieved here as well. STRENGTHENS Mayor's reasoning.
2. Building more lanes is not in either of the alternatives. Hence this is out of scope
3. This statement just shows that solving one problem might solve another as well but tells us nothing about effectiveness of the plans. Not relevant
4. This feels like a weakener. However, we need to find a statement which attacks the Mayor's reasoning. Just because city council favors a different objective, does not mean that what Mayor is proposing as a plan (CP) to achieve her favored result (reduction in congestion) will not work. Hence this is not relevant.
5. This presents a consequence of CP. Even when implemented, CP might end up increasing the congestion problem and hence this statement WEAKENS Mayor's reasoning.
User avatar
Vivek1707
Joined: 22 May 2020
Last visit: 04 Sep 2026
Posts: 353
Own Kudos:
185
 [1]
Given Kudos: 150
Products:
Posts: 353
Kudos: 185
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Assertion of the mayor is the first plan will not reduce traffic volume and so she favours congestion pricing.

A : Yup this will strengthen. This says that congestion pricing reduced pollution and decreased transit times in similar cities. Therefore this plan can certain work for the city in consideration.
B : Building more lanes is nowhere mentioned. Eliminate.
C : Whether girdlock and emmissions are related or not doesn't impact the argument. The argument is about the assertion of the mayor.
D : The city councils position doesnt not matter. The mayor's positions matters as per the argument: Out
E : Yes This indicates a draw back in congestion pricing and hence this can be correct.

I ll go with A and E for strengthen and weaken respectively.



Bunuel
City C is considering two urban planning concepts for traffic management: traffic calming and congestion pricing. Traffic calming involves physical design changes to streets, such as speed bumps, roundabouts, and curb extensions, that are intended to slow vehicles and improve safety for pedestrians and cyclists. In contrast, congestion pricing is a market-based strategy that charges drivers a fee to enter high-traffic zones during peak hours, aiming to reduce the total volume of cars by incentivizing the use of public transit or off-peak travel. Although traffic calming would likely increase safety and livability at a neighborhood level, the mayor asserts that it does little to reduce regional traffic volume, so she favors congestion pricing for its reduction of carbon emissions and efficient management of large-scale urban gridlock.

Select Strengthen for the statement that would, if true, most strengthen the mayor’s position, and select Weaken for the statement that would, if true, most weaken the mayor’s position. Make only two selections, one in each column.
User avatar
kingbucky
Joined: 28 Jul 2023
Last visit: 04 Sep 2026
Posts: 649
Own Kudos:
744
 [1]
Given Kudos: 368
Location: India
Products:
Posts: 649
Kudos: 744
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
The Mayor's position relies on the premise that congestion pricing is superior to traffic calming because it actively reduces regional traffic volume, lowers carbon emissions, and manages large-scale gridlock. To evaluate the options, we need statements that either validate or directly undermine these specific benefits of congestion pricing.

Data from similar cities shows that over 80 percent of urban air pollution originates from regional commuters, and that implementing congestion pricing significantly reduces this pollution and decreases transit times by encouraging commuting during non-peak hours and carpooling.
STRENGTHEN: It provides direct, real-world evidence from similar cities that congestion pricing successfully achieves exactly what the Mayor claims: it reduces pollution (emissions) and decreases transit times (manages gridlock) by altering commuter behavior.

Building more lanes on major routes within a city often leads to "induced demand," in which more people choose to drive, ultimately increasing total carbon emissions despite the smoother traffic flow.
Building more lanes is a completely different policy (highway expansion) that is outside the scope of the debate between traffic calming and congestion pricing.

Gridlock and carbon emissions are related problems, because idling cars in heavy gridlock produce significantly more localized pollutants.
While this provides background information linking gridlock and emissions, it does not provide evidence that congestion pricing will actually solve this problem better than traffic calming would.

The city council’s position is that the immediate safety of pedestrians and cyclists in City C is more important than incremental reduction of urban gridlock and carbon emissions...
This merely presents a differing value judgment from the city council. A disagreement in political priorities does not logically weaken the Mayor's factual assertion that congestion pricing efficiently manages gridlock and emissions.

Congestion pricing frequently leads to “traffic displacement,” in which drivers avoid paying the fee to enter high-traffic zones by cutting through residential side streets, increasing both local gridlock and the risk of accidents in neighborhoods.
WEAKEN: This directly undermines the Mayor's plan by introducing a severe negative side effect. If congestion pricing just shifts the gridlock into residential neighborhoods and causes accidents, it fails its primary goal of "efficiently managing large-scale urban gridlock" and simultaneously destroys the safety benefits that traffic calming would have provided.
User avatar
heyaa
Joined: 19 Dec 2024
Last visit: 04 Sep 2026
Posts: 70
Own Kudos:
60
 [1]
Given Kudos: 46
Location: India
Posts: 70
Kudos: 60
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
1 - Strengthen; directly strengthens the decreasing regional traffic volume conclusion
2 - irrelevant; building more lanes is not part of any traffic management practice
3 - irrelevant; talks about internal relationship but nothing on conclusion
4 - good option but doesn't strengthen/weaken the mayors policy
5 - Weaken; directly shows flaw in the chosen policy and therefore, weakens the argument.
User avatar
sonit1987
Joined: 29 Jul 2025
Last visit: 30 Aug 2026
Posts: 61
Own Kudos:
51
 [1]
Location: India
Concentration: Operations, Sustainability
WE:Operations (Energy)
Posts: 61
Kudos: 51
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
CITY C two urban planning concept.
Traffic calming:- Physical design change to improve safety for pedestrians and cyclists
Congestion Pricing :- it charges a fee to drivers to enter high traffic zone during peak hours that aims to reduce total volume of card by incentivising the use of public transit or off peak travel.
Although traffic calming would lead to safety and livability at nearest neighbourhood level.
However, Mayor asserts that it will have little impact on regional traffic volume, so favors congestion pricing for its effectiveness to reduce carbon emissions and efficient management of large scale urban gridlock.

We have to choose which among the 5 statements strengthen the mayor's conclusion that it favours carbon emission reduction and efficient management of large scale urban gridlock

1st statement: it says all what mayor says that 80 percent of urban air pollution comes from regional commuters and congestion pricing do help to reduce that traffic and transit time by diverting traffic to non-peak hours and carpooling. directly support the Mayor's conclusion. Lets keep it for strengthening choice.

2nd statement: Building more lanes on major routes within a city often leads to induced demand and more pollution. Not at all concerned with any points made in the argument.

3rd Statement: The statement in itself may be true but city C plan for traffic management and Mayors conclusion based on it as discussed above are not connected with congestion pricing. It is just explaining connection between gridlock congestion and localized pollution due to more car idling time. but will congestion pricing help sort out this? or ever helped sorting out this issue?, not discussed here, so we can't conclude that it either strengthen or weaken Mayor's argument.

4th Statement:- This argument is easiest to rule out because nowhere it is discussed what is important for city council. and what Mayor has to do with their position. No direct relationship.

5th Statement:- Congestion pricing do force driver to avoid high traffic zones but to avoid fee but this leads to them taking a residential side street route choking them and increases risk of accident on those narrow lanes. Directly undermines the Mayor's assumption that it will solve all problems of traffic congestion and gridlock issue but it creates this issue in some other parts of the city.

Basis of this
Statement-1 is the only which strengthen
Statement-5 weakens
User avatar
2448
Joined: 09 Jun 2026
Last visit: 04 Sep 2026
Posts: 32
Own Kudos:
27
 [1]
Given Kudos: 7
Posts: 32
Kudos: 27
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Strengthens validates the chosen policy
neutral; not in scope
neutral; internal relationship link not relevant
neutral; no mention in argument on the metrics
weakens gives direct consequence which negates the chosen policy
User avatar
Rishm
Joined: 05 May 2024
Last visit: 04 Sep 2026
Posts: 369
Own Kudos:
78
 [1]
Given Kudos: 82
Location: India
GPA: 10
WE:Consulting (Consulting)
Products:
Posts: 369
Kudos: 78
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Strengthen - Data from similar cities show that over 80 percent ------significantly reduces this pollution and decreases the time. Helps the mayor position.


Weaken - D is close but E is the strongest Weakner - it gives another explanation which is negative in nature if pricing congestion and will go against what they mayor wants to achieve.
 1   2   3   4   
Moderators:
Math Expert
113146 posts
DI Forum Moderator
409 posts