Q:Read the following conversation and answer the question. W: You are early today! Did you drive here? M: That's my last choice. Driving a car in rush hour is obviously not a good idea. W: So you took a bus? M: No, the subway instead. I found it the easiest and cheapest way for me to get to the office. Question: How did the man get to the office today? - By car. - By bus. - By subway.
A:
By subway.