GMAT Sentence Correction Practice | GMAT Subject Verb Agreement | Pronouns | GMAT Verbal Videos | GMAT Preparation Online
This video discusses the answers to a sentence correction practice question focusing on errors in subject-verb agreement and usage of pronouns.
We discuss the solution to this question in two methods. The first method is explained by Baskar and guides you on how to solve in the test-taker mode, to solve the question in a minute by eliminating the answer options.
Swetha adds to the first method by adding further insights on how to tackle the question using grammar rules.
Question
With the private space industry at the early stages of a launch revolution – it is expected that the number of launches is going to increase dramatically – *it has become imperative to study the effects of the plume of exhaust that a rocket leaves in its wake on the stratosphere and the ozone layer.*
A. it has become imperative to study the effects on the stratosphere and the ozone layer caused by the plume of exhaust that a rocket leaves in its wake
B. studying the effects on the stratosphere and the ozone layer caused by the plumes of exhaust left by rockets in their wake has become imperative
C. the plume of exhaust left by a rocket in its wake has to be studied for its effects on the stratosphere and the ozone layer
D. the study of the plumes of exhaust that rockets leaves in their wake and of the effect on the stratosphere and the ozone layer has become imperative
E. it has become imperative to study how the plumes of exhaust that a rocket leaves in its wake affects the stratosphere and the ozone layer
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Generic Approach:
1. Understand the question statement.
2. Vertically scan through your options, looking for differences.
3. Use these difference to eliminate options one by one.
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