请教：大全 sec3 - 7

7.                 Many investors base their choice between bonds and stocks on comparing bond yields to the dividends available on common stocks.fficeffice" />

(A) between bonds and stocks on comparing bond yields to

(B) among bonds and stocks on comparisons of bond yields to

(C) between bonds and stocks on comparisons of bond yields with

(D) among bonds and stocks on comparing bond yields and（C）

(E) between bonds and stocks on comparing bond yields with

请教E错在哪里？如果说E有歧义，难道答案C没有？实在不懂！