Thank you for your great dinner. I really enjoyed it.（）you enjoyed it.

A.Oh, I don't think you ate well.  
B.I'm not a good cook in fact. 
C.Be careful next time
D.I'm glad you enjoyed it.

A.I really had a happy time.
B.Oh, it's too late.
C.Thank you for coming.
D.Oh, so slowly?

A.Don't mention it. 
B.That's fine. 
C.Nice talking to you.
D.Call back again