Solutions
Get detailed explanations to advanced GMAT questions.
Question
After more than four decades of research and development, a new type of jet engine is being tested that could eventually propel aircraft anywhere in the world within two hours or help boost cargoes into space at significantly lower costs than current methods permit
Option A:
tested that could eventually propel aircraft anywhere in the world within two hours or help
Option B:
tested that could eventually have the capability of propelling aircraft anywhere in the world within two hours or to help
Option C:
tested, eventually able to propel aircraft anywhere in the world within two hours, or helping
Option D:
tested, and it eventually could propel aircraft anywhere in the world within two hours or helping
Option E:
tested, and it could eventually have the capability to propel aircraft anywhere in the world within two hours or help
Difficulty Level
MediumSolution
Option A is the correct answer.
Option Analysis
Concept tested: Parallelism, Redundancy
A) Correct Answer
B) Not parallel; propelling vs. to help
C) Not parallel; to propel vs. helping
D) Not parallel; propel vs. helping
E) Could and capability are redundant.
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