单选题
Ian: Tomorrow is my big exam. I'm afraid I'll fail.
Andrew: Don't worry. You have studied very hard. You have done your best. I think if you calm down, you will do well in the exam.
Ian: You're right. I've prepared the best I can. Thanks for your encouragement.
Andrew: ______
- A. That's not too bad.
- B. I'd rather you didn't.
- C. Come on, let's take a break.
- D. It's a snap.