Speaker A: Thanks to John, we've lost our most important client.
Speaker B: I've told you he's not proper for the position.
Speaker A: （）.

A．Yes. No matter what you say.
B．Yes. Thank you for your clarification.
C．Yes. You sure understand me.
D．Yes. Absolutely.

A．Just a second.
B．Not that I know of.
C．I can't think of it now.
D．Why ask?

A．Didn't you?
B．How did it go?
C．I bet you had a great time.
D．I guess you did.