将4个不同的小球放入编号为1，2，3，4的四个盒子中，恰好有一个空盒的方法数为（　　）

A．96

B．144

C．244

D．576

— In Germany, can I buy red roses for my dinner hostess as a present?

— _____, because it means you are in love with her.

A．It doesn’t matter

B．Yes, go please

C．You’d better not

D．Not at all