I        my homework while my mother was reading a book last night.

A．did

B．do

C．was doing

D．were doing

一项负债，到期日越长，债权人承担的风险越大。为弥补这种风险而增加的利率水平，就叫（）。

A.通货膨胀补偿

B.违约风险报酬

C.流动性风险报酬

D.期限风险报酬