根据下面的对话内容，从对话前的选项中选出最佳选项填入对话的横线上。选项中有一项为多余选项。
A. I’ll take it.
B. Can I help you?
C. What color do you want?
D. It’s too long.
E. How much is it?
F. How about that blue one?
Clerk:          
Sally: Yes, please. I want a T-shirt.
Clerk: Come here and see. We have many different kinds of T-shirts.         
Sally: Yellow or blue.
Clerk: OK.This is a yellow one. Here you are.
Sally:           
Clerk: Seventy-eight Yuan.
Sally: Do you have any cheaper ones?        
Clerk: It’s very cheap, only thirty-six Yuan.
Sally:         .Here’s the money. Thank you.
Clerk: You’re welcome.