求助：大全第一部分的NO.42题

1.        According to a survey of graduating medical students conducted by the Association of American Medical Colleges, minority graduates are nearly four times more likely than are other graduates in planning to practice in socioeconomically deprived areas

(A) minority graduates are nearly four times more likely than are other graduates in planning to practice

(B) minority graduates are nearly four times more likely than other graduates who plan on practicing

(C) minority graduates are nearly four times as likely as other graduates to plan on practicing

(D) it is nearly four times more likely that minority graduates rather than other graduates will plan to practice.

(E) it is nearly four times as likely for minority graduates than other graduates to plan to practice

此题大全答案和TT GWD-1不一样，想确认一下，是选C还是A?

另外大全讨论是补是统一按照第三部分呀？第一部分的987没有讨论版，是这样的吗？万分谢谢！

大全为准。