Last visit was: 19 Nov 2025, 04:18 It is currently 19 Nov 2025, 04:18
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
avatar
MontrealLady
Joined: 29 Jul 2009
Last visit: 14 Jun 2010
Posts: 134
Own Kudos:
Given Kudos: 2
Posts: 134
Kudos: 308
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
esledge
User avatar
Manhattan Prep Instructor
Joined: 28 Aug 2009
Last visit: 05 Feb 2011
Posts: 144
Own Kudos:
1,559
 [1]
Given Kudos: 6
Location: St. Louis, MO
Schools:Cornell (Bach. of Sci.), UCLA Anderson (MBA)
Posts: 144
Kudos: 1,559
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
zaarathelab
Joined: 17 Aug 2009
Last visit: 14 Feb 2012
Posts: 112
Own Kudos:
Given Kudos: 25
Posts: 112
Kudos: 1,454
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
Practicegmat
Joined: 24 Aug 2011
Last visit: 16 Dec 2014
Posts: 94
Own Kudos:
Given Kudos: 166
Status:Time to apply!
Location: India
Concentration: Finance, Entrepreneurship
GMAT 1: 600 Q48 V25
GMAT 2: 660 Q50 V29
GMAT 3: 690 Q49 V34
GPA: 3.2
WE:Engineering (Computer Software)
GMAT 3: 690 Q49 V34
Posts: 94
Kudos: 539
Kudos
Add Kudos
Bookmarks
Bookmark this Post
+1 C
User avatar
tuanquang269
User avatar
Retired Moderator
Joined: 17 Aug 2011
Last visit: 18 May 2018
Posts: 375
Own Kudos:
Given Kudos: 44
Status:Flying over the cloud!
Location: Viet Nam
Concentration: International Business, Marketing
GMAT Date: 06-06-2014
GPA: 3.07
Products:
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Choice D states that people who use water from private source (that mean this source of water is not contaminated by pollutants) do not normally get the disease. => strengthen.
User avatar
msvel2304
Joined: 21 Sep 2011
Last visit: 12 Oct 2014
Posts: 90
Own Kudos:
Given Kudos: 18
Concentration: Entrepreneurship, General Management
GMAT 1: 530 Q42 V20
GMAT 2: 540 Q43 V28
GMAT 3: 680 Q48 V35
WE:Business Development (Hospitality and Tourism)
Kudos
Add Kudos
Bookmarks
Bookmark this Post
IMO C.

C - weakens and all other options support the argument.



Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Where to now? Join ongoing discussions on thousands of quality questions in our Critical Reasoning (CR) Forum
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.
Thank you for understanding, and happy exploring!
Moderators:
GMAT Club Verbal Expert
7445 posts
GMAT Club Verbal Expert
234 posts
188 posts