The average American may not think of sexual harassment to be a widespread issue, but 75 percent of all women report experiencing it in the workplace.


(A) The average American may not think of sexual harassment to be

(B) The average American may not think of sexual harassment being

(C) An average American may not think of sexual harassment being

(D) The average American may not think of sexual harassment as

(E) Sexual harassment may not be thought of by the average American as
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Think of X as Y is idiomatically correct, Answer must be (D)
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Both are possible, and the difference between the two is not something that the GMAT is likely to test us on.
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