dialogue: W: Can I help you? M: Yes. I bought this radio yesterday, but it doesn't work now. I'd like to exchange it for another one. W: Oh, dear. Yes, of course. Have you got your receipt? M: Yes, here it is. W: Thank you. Just a moment, please.
question: Where does this conversation take place?
choice: In a store. In a factory. In a museum.
answer: In a store.