Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
Liz is asking Andrew about the seat.
Liz: " Do you mind if I sit here? " Andrew: "Not at all._________ "A.Be my guest.
B.I’d be glad to.
C.Fire away, I’m all ears.
D.Now you’re taking.