Question

—If you’re free tonight, how about having dinner together?
—          .

A．It doesn’t matter	B．That’s all right
C．All right	D．Not at all

Answer 1

C

That's all right 和 Not at all 是對(duì) Thank you 的回答；It doesn't matter是對(duì)Sorry 的回答；All right 意為“行，好吧。”，表示贊同對(duì)方的建議。根據(jù)上文，如果你明天晚上有空，一起吃頓飯?jiān)趺礃樱拷Y(jié)合語(yǔ)境可知選C。