单选题
Speaker A: Excuse me. Could you show me the way to the nearest post office? Speaker B: Sure. ______ at the traffic lights. Then turn left. That's Water Street. The post office is on your right, you can' t miss it. Speaker A: Thanks a lot. Speaker B: You' re welcome. A. You will walk two blocks and stop B. You walk two blocks and will stop C. Walk two blocks and stop D. Walk two blocks and you will stop