GMAT Sentence Correction (SC) | Re: Unlike the automobile company, whose research was based on crashes inv

Whereas A, B, and C can be dispensed with easily for using a faulty comparison, E has a problem of changing the meaning. Many a time, 'having been based implies a causal connotation as if because the company's research had been based on some XYZ factors, the insurance company took up a different route. This is not the intention of the topic. Therefore E.

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