— Do you mind if I close the window? It is noisy outside. 

—  ____ .[ ]

A. Yes, go ahead.

B. Of course not, go ahead, please.

C. Thank you, you are right.

D. Of course, that's better.

( )情况下，贷款的区域风险下降。

A．信贷平均损失比率高

B．不良率变幅为正

C．利息实收率低

D．不良率变幅为负