Unlike the automobile company, whose research was based on crashes involving sport utility vehicles, the research conducted by the insurance company took into account such factors as a driver’s age, sex, and previous driving record.
A. company, whose research was based on
B. company, which researched
C. company, in its research of
D. company’s research, having been based on
E. company’s research on
Correct Answer Below (so you don’t see it while reviewing the question)
Correct Answer: E
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