问题描述：
单选:It is none of your business _____ other people think about you .
It is none of your business _____ other people think about you .Believe yourself.
A.how
B.what
C.which
D.when
答案给的是B.A为什么不对?
It is none of your business _____ other people think about you .Believe yourself.
A.how
B.what
C.which
D.when
答案给的是B.A为什么不对?
问题解答：
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