It was in the university _______ they fell in love with each other, _____ brought both of them happiness.

A．when, which

B．that , which

C．where, that

D．which , who

资本主义利息率的高低主要取决于().

A.劳动生产率高低

B.平均利润率高低

C.物价的变动情况

D.借贷资本的供求

E.借贷资本家和职能资本家的竞争状况