Read the following conversation and answer the question. W: Excuse me, sir. I think you dropped this on the platform back there. M: Oh, thank you so much! It would have been terrible if I had gotten on the subway without my wallet! W: Don't mention it. Oh, there's my train! See you! Question: Where does the conversation probably take place? - On a train. - At a bus stop. - At a subway station.
At a subway station.