It’s the little boy __________ often helps others ________wins the first prize.

A. who, which            B. which, that            C. who, that              D. which, which

It’s the little boy ________ often helps others ________ wins the first prize．

1. A.
   who, which
2. B.
   which, that
3. C.
   who, that
4. D.
   which, which