F: What do you plan to do on your vacation? ,M: I'm just going to be lazy at home. I will probably do some gardening, watch TV and work on my stamp collection. However, I once volunteered to protect our planet in the west.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: I don't think so. It is not a good choice to stay at home on weekdays. (C) F: Ha ha! I also like to stay at home on holidays. (D) F: I'm so disappointed that you didn't even think about volunteering in the west.
C