公司提供的产品或劳务的价格变动风险称为（）。

A.输出价格风险

B.信用风险

C.输入价格风险

D.财产损坏风险

She _______ his number in the phone book to make sure that she had got it right.

A．looked up

B．looked for

C．picked out

D．picked up