M: Is this your umbrella, Miss? W: Oh yes, it is. Thank you. I was looking for it just now. M: You look a bit familiar to me. I wonder if we have met somewhere before? W: Have we? M: May I ask where you live? W: Just two blocks away, in that tall building. M: That's it. I live there too. I am on the 8th floor. W: It's a small world. We live on the same floor. M: I'm Adam Smith. May I know your name? W: I'm glad to know you. Mr. Smith. I'm Lily Brown., Question: What can we learn from the conversation? (A) The man is careless. (B) The man has seen the woman before. (C) They are next door neighbors.
(B) The man has seen the woman before.