The company in our city ______ those big investors from the West.

A．has a link with

B．has a hand in

C．is in line with

D．is in charge of

控股股东不履行认配股份的承诺，或者代销期限届满，原股东认购股份的数量未达到拟配售股份数量的( )的，发行人应当按照发行价并加算银行同期存款利息返还已认购的股东。

A．40%
B．50%
C．60%
D．70%