It was a kind of accident. Nobody was really to bl...

Câu hỏi: It was a kind of accident. Nobody was really to blame for it.

A. It was a kind of accident for whom was really to blame it.

B. It was a kind of accident for which nobody was really to blame.

C. It was a kind of accident for which nobody was really to blame it.

D. It was a kind of accident, which nobody was really to blame for.