Definition: In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.
Input: 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