F: Hi, Henry, I heard you've traveled a lot recently. ,M: Yeah, I just came back from Africa. ,F: Well, I really envy you. ,M: You won't, if you know how tiring it was. Now I just want to take a break, a long break.
(A) F: I’m sorry, I don’t understand. Could you say it again? (B) F: You are so tired now, Why you are planning traveling to China tomorrow? (C) F: Yes, a long journey can be tiring, but you can see a lot of beautiful scenery. (D) F: I'm so grateful that you took me on a trip to Africa.
C