单项选择题

Conversation 2
W:May I help you, sir
M:Yes, could you show me some shirts Size 15, please.
W:All right, sir.How about this one It’s a new style.
M:Oh, that must be the one I saw advertised in the paper.
W:Yes, that’s right.
M:Would you tell me the price
W:(9)10 dollars for one, and 17 dollars for 2.
M:All right, I’ll take 2.
W:Anything else, sir
M:may need some ties to match the shirts,but my birthday is (10)next week and I may get some from my children.

Why didn’t the man buy any ties()

A. He already had a lot of ties.
B. He didn’t have enough money.
C. He might get some from his children.
D. He had to save money for his birthday.