—What is _____ the people in the village ?

—I am sorry. I don’t know. I only know that _____ people like living in village.[ ]

A. the number of , the number of

B. a number of , the number of

C. the number of , a number of

D. a number of , a number of

凯恩斯学派认为货币政策传导过程中发挥重要作用的是( )。

A．利率

B．法定存款准备金

C．货币供应量

D．基础货币