求教。

foreverdr

In California today, Hispanics under the age of eighteen account for more than 43 percent, compared with a decade ago, when it was about 35 percent.
A. In California today, Hispanics under the age of eighteen account for more than 43 percent, compared with a decade ago, when it was about 35 percent.
B. Of the Californians under the age of eighteen, today more than 43 percent of them are Hispanic, compared with a decade ago, when it was about 35 percent.
C. Today, more than 43 percent of Californians under the age of eighteen are Hispanic, compared with about 35 percent a decade ago.
D. Today, compared to a decade ago, Californians who are Hispanics under the age of eighteen account for more than 43 percent, whereas it was about 35 percent.
E. Today, Hispanics under the age of eighteen in California account for more than 43 percent, unlike a decade ago, when it was about 35 percent.
Answer: C
My Q: 请问为什麽不选E。C选项总觉得最后半句有些不顺畅。请问是怎麽理解的？

yuqiu1768

我觉得E中unlike a decade ago的用法不对，unlike和like的用法类似，作介词本来应该是表示比较，后面应该加名词。not as it was a Icade ago的意思此处的as不可用like/unlike 来替代。我的理解不知道对不对
求高手讲解，确认下~！

silent7706

In E), "it" has no logical reference.

C) is not the "ideal" choice, since the phrase "compared blah blah" seems to modify Hispanic, but it is the best choice among the five.