----May I have your ___ to leave a little earlier?

---Of course, but you should come back tomorrow by 8 o’ clock．

A．permission      B．conclusion        C．encouragement       D．suggestion

--- May I have your 　　　　 to leave a little earlier?

--- Of course, but you should come back tomorrow by 8 o’clock.

　 A. permission　　　　 　　 B. attention　　　　　 　 C. impression　　 　　　 D. suggestion