Solutions

Get detailed explanations to advanced GMAT questions.

Question

In an effort to reduce the number of fires started by cigarettes, a major tobacco company is test- marketing a cigarette in which thin layers of extra paper are used to decrease the amount of oxygen entering the cigarette, thereby slowing the rate at which it burns and lowering the heat it generates.

Option A:

in which thin layers of extra paper are used to decrease the amount of oxygen entering the cigarette, thereby slowing

Option B:

in which they use thin layers of extra paper in decreasing the amount of oxygen entering the cigarette, which slows

Option C:

that uses thin layers of extra paper to decrease the amount of oxygen when it enters the cigarette, thereby slowing

Option D:

for which thin layers of extra paper are used to decrease the amount of oxygen that enters the cigarette, and thereby slowing

Option E:

using thin layers of extra paper in decreasing the amount of oxygen entering the cigarette, which slows

Difficulty Level

Medium

Solution

Option A is the correct answer.

Option Analysis

Concept tested: Pronouns, Modifiers.

A) Correct Answer

B) Inappropriate usage of “they” – Doesn’t have a clear antecedent.

C) Inappropriate usage of “it” – Doesn’t have a clear antecedent.

D) “For which” is inappropriate and changes sense.

E) “Using ….” Phrase tends to modify the entire preceding clause.

Solutions

Question

Difficulty Level

Solution

Option Analysis

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