24. Billy: Hi, Charles. How are you doing?
Dave: Alright, I guess. The operation went well though the wound is still painful.
Billy: _____________ So great to hear that.
Dave: Doctors will do more tests and further check-up tomorrow. If the results are O.K., I should be able to go
home soon.
(A) What’s the difference?
(B) What a coincidence!
(C) What a relief!
(D) What a shame!