- force5
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Sales of the new vehicle are not what they should be, because the car has an idiosyncratic appearance which prevented more conservative consumers from buying it.
(A) which prevented
(B) that has been preventing
(C) which has prevented
(D) having prevented
(E) that prevents
Source: Princeton
(A) which prevented
(B) that has been preventing
(C) which has prevented
(D) having prevented
(E) that prevents
Source: Princeton












