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.

Ex Input:
M: I just want tickets to go see a live video taping of doctor Phil and Los Angelus. Do you want to go with me? ,F: Who is doctor Phil? ,M: You don't know who doctor Phil is? I watch him on TV every day. He's the host of a popular television show. He helps people get through life's most difficult situations. It's a great show, you should watch it. ,F: When are you going down to Los Angeles? ,M: I'm leaving on May twenty-first and returning on the twenty-third. ,F: I have never been to Los Angeles, can we go to Hollywood? ,M: Sure, maybe we'll even see some big movie stars. Your husband will be so jealous. ,F: I really want to go. I'll see if I can get those days off work and then I'll let you know.
(A) M: I didn't hear you. Please could you tell me again? (B) M: OK, I see. You will call your boss to see if you can get those days off work. (C) M: Really? You will call your boss next to see if you can get back to work? (D) M: Really? As you have never been to New York, you will call your husband?

Ex Output:
B

Ex Input:
F: Here we go. Now, Terry, you were saying that you went from Vancouver to San Diego. How many days did that take? ,M: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back.
(A) F: I am afraid I did not quite catch what you were saying. Please repeat it. (B) F: It just took you 42 days from New York to San Diego? That's amazing. (C) F: It is worthy for you to travel in China for 40 days, it a wonderful country. (D) F: The 36 days stay in Japan must be interesting, right? Tell me more about that.

Ex Output:
A

Ex Input:
M: What's the terrible noise? ,F: The engines. The crew is warming them up. We're about to take gold from Vancouver.
(A) M: OK. So the crew has finished warming up and we will soon be at Vancouver, right? (B) M: OK. It's so quiet. Why hasn't the plane taken off yet? (C) M: OK. Now I know that the engines are noisy. When will the plane take off? (D) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that?

Ex Output:
C