Student A: 3D printing is really cool, isn’t it? Student B: ______________
Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.
Student A: 3D printing is really cool, isn’t it?
Student B: ______________
A. Yes, it looks impressive.
B. No, I don’t mind what you say.
C. Yes, that’s a very good idea.
D. Don’t mention it.