F: Looks like rain, better look for your umbrella. ,M: Yeah, I think it's definitely going to rain, that's why I'm not going out.
(A) F: You can just stay inside but it's not going to rain. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: You can just go out to buy an umbrella. (D) F: You can walk out with an umbrella.
B