Mr. Williams: Excuse me. I’m lo

Mr. Williams: Excuse me. I’m looking for some present for my son. I have no idea what to get him. Can you help me?
Sales girl: __________.
A、 No, I can’t actually
B、 Of course I can
C、 You must buy him a T-shirt.
D、 Yes, I think a T-shirt would be a good idea.
【正确答案】：D