She started taking money,in the mistaken belief( ) she would not be discovered.( )内填什么.

问题描述:

She started taking money,in the mistaken belief( ) she would not be discovered.( )内填什么.
A.whether B.what C.which D.that

D
这是一个同位语从句
she would not be discovered她不会离婚 解释说明前面那个belief
所以用that