A、At a shopping center. B、At an electronics company. C、At an international trade fair. D、At a DVD counter in a music store. C根据

W: You’re not going to make the call, are you? Aren’t you going to wait until dawn? I don’t think it is a right moment for you to pick up the phone.  
M: I should wait until then, but I simply can’t.
Q: What can be inferred about the woman?

M: Er... Hi! Could you tell me where electronic products are displayed? I want to see some TVs, digital video cameras, DVD players — that sort of thing.  
W: Well, several countries are displaying electronic products. China’s selection is very large this year. You might as well go to the East wing first to take a look at the Chinese booth.
Q: Where is this conversation most probably taking place?