–Do you think that we should make preparations for the competition in advance?

-– Exactly. ______.

A．Actions speak louder than words

B．Fight no battle unprepared

C．Better late than never

D．A good beginning is half done

下列有关法人单位和产业活动单位之间关系的说法中正确的是（）。

A．法人单位隶属产业活动单位

B．产业活动单位隶属法人单位

C．产业活动单位与法人单位对等

D．产业活动单位与法人单位之间不存在隶属关系