请教一道语法题

dedeyuky

Some psychiatric studies indicate that among distinguished artists the rates of manic depression and major depression are ten to thirteen times as prevalent as in the population at large.
(A) the rates of manic depression and major depression are ten to thirteen times as prevalent as in
(B) the rates of manic depression and major depression are ten to thirteen times more prevalent than in
(C) the rates of manic depression and major depression are ten to thirteen times more prevalent when compared to
(D) manic depression and major depression are ten to thirteen times as prevalent when compared to
(E) manic depression and major depression are ten to thirteen times more prevalent than in

答案选E。那A错在哪呢？

fdrandom

逻辑搭配问题吧，rates怎么可以prevalent呢？ ABC的并列结构也不好