______ earlier online survey showed that ______ majority of Chinese believe Yuan Longping deserves a Nobel Peace Prize for his contribution to fighting against world hunger.

A．An; the

B．The; a

C．An; /

D．The; the

下列属于基站子系统的是（）。

A.移动交换中心（MSC.

B.基站控制器（BSC.

C.鉴权中心（AUC.

D.基站收发信台（BTS）