Mark the letter A, B, C, or D on you...

Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
A: “I’m having some friends over for dinner this evening. Would you like to join us?

A.  Thanks but I mustn’t.

B. Come one. It’s your turn.

C.   Can I take a rain check?

D. As a matter of fact.