简单选择题(关于定语从句关系代词的选用)

题目

简单选择题(关于定语从句关系代词的选用)
what do you think of the girl___acted Snow White and the play___she and her classmates put on
A.who,which B.that,which
请说明原因

答案

A
已经回答过了,原因见前面.