It was from only a few supplies that she had bought in the village ______the hostess cooked such a nice dinner

A．where

B．that

C．when

D．which.

Internet中，主机的域名和主机的Ⅳ地址两者之间的关系是______。

A．完全相同，毫无区别

B．一一对应

C．一个IP地址对应多个域名

D．一个域名对应多个IP地址