We are talking about the girl who used to be a Mis...

Câu hỏi: We are talking about the girl who used to be a Miss World.

A. The girl about whom we are talking used to be a Miss World.

B. We hardly know a girl who used to be a Miss World.

C. The girl who used to be a Miss World said that she knew you.

D. We know the girl who used to be a Miss World.