阅读下面的对话,选择最佳答案。
A: Mum. Look, the supermarket is so big!
B: Yes, Jack! Here's the clothes section (服装区). What do you want?
A: Mum, my jacket is small. May I have a new one, please?
B: OK! Which one do you want?
A: I like the green one with some cool zips (拉链). How much is it?
B: The green one is 145 yuan. Try it on, Jack.
A: OK, Mum. Do you like it?
B: Let me have a look. Hmm ...good, it fits you. Let's buy it now.
A: Thank you, Mum.