I prefer reading in the classroom ___chatting in the dormitory.A.in B.to C.than D.for 请问先哪个..

I prefer reading in the classroom ___chatting in the dormitory.
A.in B.to C.than D.for 请问先哪个..

B prefer...to...比起……更喜欢

C.than

B.to prefer (doing) A to (doing) B
固定词组

一楼天黑。。。