Ellen was a painter of birds and nature, , for some reason, had withdrawn from all human s

Ellen was a painter of birds and nature, , for some reason, had withdrawn from all human society.
A. which
B. who
C. where
D. whom

A. which(答案→)B. who C. whereD. whom解析：考查定语从句：句意：Ellen是鸟和自然的画家，因为某个原因已经和人类社会脱离了。这句话用了定语从句，先行词是a painter，定语从句中缺少主要a painter，用who引导定语从句，选B。

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