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: Consider Input: F: Julia and I are driving downtown this afternoon. Want to come, Tom? ,M: Thanks, Kathy, but I've got to study. I'm way behind in maths.
(A) F: In that case, Judy and I are going to the bus station to catch bus. (B) F: Oh, ok, since you are going to the math class, we can drive you there. (C) F: Excuse me, could you repeat the question? (D) F: Oh, ok, John, then we'll leave you to study English.

Output: C


Input: Consider Input: F: What do you plan to do tomorrow? ,M: I have no plan. Maybe just stay at home and read a book. ,F: The weather report said it would be fine tomorrow. What about going on a picnic? ,M: Just you and me? ,F: No, I have invited my friend Sarah and her boyfriend. ,M: Why not? I love going on picnics. ,F: Great. What about picking you up at 10 o'clock tomorrow morning? ,M: OK.
(A) F: Since you'll take the bus, let's meet at the station. (B) F: So you and your girlfriend Sarah will walk there? Fine. (C) F: I will arrive to your home at 11:00 and drive you there. (D) F: I am afraid I did not quite catch what you were saying. Please repeat it.

Output: D


Input: Consider Input: M: Did you have a good weekend? ,F: Well, I wanted to go for a picnic. But it rained too much, so I just stayed at home instead. I worked on Sunday morning and then played tennis with my husband.
(A) M: Oh, you had a picnic on Saturday. (B) M: Excuse me, could you repeat the question? (C) M: You just stayed at home on Saturday and worked on Saturday morning, right? (D) M: You just played tennis with your husband on Saturday, right?


Output: B