听力原文：W: What can I do for you, sir？
M: I'm looking for a jacket for my son.
W: Come with me, please. Here are the jackets for boys.
M: The black one looks nice. How much is it？
W: Twenty-five dollars.
M: Oh, I am afraid it's too expensive.
W: What about the blue one over there？ It looks nice, too. And it's a little cheaper.
M: But it's a bit too small. Have you got a bigger size？
W: Sorry, we haven't. But we'll get some soon. Will you come back next week？
M: All right. I'll come back then. Thanks.
What is the man going to do？

A. He is looking for the lost jacket of his son.
B. He wants to buy a jacket for himself.
C. He wants to buy a jacket for his son.