C
A.It has found some criminals.
B.It has found most criminals.
C.It has freed some innocent people from prison.
D.It has proved many prisoners to be guilty.
正确答案是C
C
A.It has found some criminals.
B.It has found most criminals.
C.It has freed some innocent people from prison.
D.It has proved many prisoners to be guilty.
正确答案是C