Because he has worked in our company for a very short period of time, I have very little i

Because he has worked in our company for a very short period of time, I have very little information______my opinion of his value to the company.

A．which to be based on

B．which to be based on

C．to base on which

D．on which to base

请帮忙给出正确答案和分析，谢谢！