行实质性风险中，以下哪一项是指因市场价格的不利变动而使本行表内和表外业务发生损失的风险？（）

A.战略风险

B.国别风险

C.市场风险

D.信用风险

The programs of UNICEF have saved thousands of African children who would      have died from hunger or disease.

A．instead

B．therefore

C．otherwise

D．moreover