Câu 618 : Ingrid: "Are you going to the post office? Paul: “Why are you asking that?” Ingrid: ______ A. I'm working on some letters, but the...

Câu 618 :
Ingrid: "Are you going to the post office?
Paul: “Why are you asking that?”
Ingrid: ______

A. I'm working on some letters, but they are not quite ready.

B. I might come with you. That's why I'm asking.

C. If you are so busy, I can go instead of you.

D. I have already posted the letters, so you don't need to go