Last visit was: 19 Nov 2025, 18:41 It is currently 19 Nov 2025, 18:41
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: 19 Nov 2025
Posts: 105,390
Own Kudos:
778,374
 [4]
Given Kudos: 99,977
Products:
Expert
Expert reply
Active GMAT Club Expert! Tag them with @ followed by their username for a faster response.
Posts: 105,390
Kudos: 778,374
 [4]
Kudos
Add Kudos
4
Bookmarks
Bookmark this Post
User avatar
Rabab36
Joined: 17 Jun 2022
Last visit: 23 Aug 2024
Posts: 244
Own Kudos:
Given Kudos: 67
Posts: 244
Kudos: 155
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
bv8562
Joined: 01 Dec 2020
Last visit: 01 Oct 2025
Posts: 423
Own Kudos:
490
 [1]
Given Kudos: 360
GMAT 1: 680 Q48 V35
GMAT 1: 680 Q48 V35
Posts: 423
Kudos: 490
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
Bunuel
User avatar
Math Expert
Joined: 02 Sep 2009
Last visit: 19 Nov 2025
Posts: 105,390
Own Kudos:
Given Kudos: 99,977
Products:
Expert
Expert reply
Active GMAT Club Expert! Tag them with @ followed by their username for a faster response.
Posts: 105,390
Kudos: 778,374
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Bunuel
Despite having discussed the matter with all his teachers, Lewis is still unable to decide if he should pay more attention to understanding the concepts or to their application.


(A) Lewis is still unable to decide if he should pay more attention to understanding the concepts or to their application

(B) Lewis is still confused between paying more attention to understanding the concepts or to their application

(C) it is still difficult for Lewis decide if he should pay more attention to understanding the concepts or to their application

(D) Lewis is still not able to decide whether he should pay more attention to understanding the concepts or to their application

(E) there is still confusion in Lewis’ mind with regards to understanding the concepts or to their application






Official Explanation:



Answer: D

(A) The use of if to state alternatives is incorrect, use whether instead.

(B) The two things Lewis is confused between are not parallel. Also, the correct idiom is between...and.

(C) The sentence starts with a modifying phrase so what comes after the comma has to be Lewis. The use of if to state alternatives is incorrect, use whether instead.

(D) The correct answer.

(E) The sentence starts with a modifying phrase so what comes after the comma has to be Lewis.
User avatar
RICHA1189
Joined: 02 Dec 2022
Last visit: 27 Sep 2023
Posts: 175
Own Kudos:
Given Kudos: 342
Posts: 175
Kudos: 84
Kudos
Add Kudos
Bookmarks
Bookmark this Post
Use of ‘if’ is to specify condition , ‘whether’ is used to specify choice

Hence A is incorrect and D is correct
Moderators:
GMAT Club Verbal Expert
7443 posts
GMAT Club Verbal Expert
231 posts
189 posts