This is Mr.Black,without___consideration our project would have ended in failure.

题目

This is Mr.Black,without___consideration our project would have ended in failure.
A whose B whom C which D who

答案

Awhose谁的 B whom（Whom 只能出现在从句里面或是介词如 to, from, at, of..后面）Cwhich （哪一个）D who（谁 ）
根据题意应该选A
这位是布莱克先生,如果没有他的意见我们的计划就可能失败了