She is a gentle and quiet girl,____ none of her sisters is.

She is a gentle and quiet girl,____ none of her sisters is.
A、who
B、whom
C、that
D、which
【正确答案】:D
【题目解析】:【考点点击】本题考查定语从句。【要点透析】当非限制性定语从句中的关系代词指代的是某一类人时,关系代词只能用 which,这里指“温柔而恬静的女孩”,故选D