Though I am improving in my study,I still have a long way to go ________ some of my classmates.

A.to compare with         B.to compare to            C.comparing with          D.compared with

Though I am improving in my study,I still have a long way to go ________ some of my classmates.

1. A.
   to compare with
2. B.
   to compare to
3. C.
   comparing with
4. D.
   compared with