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.

Example Input: M: How can I help you, Ma'am? ,F: I was hoping you could look at my car today. For the past few weeks, it has been making very strange noises. ,M: What kinds of noises? ,F: It sounds as if something is being damaged in the wheels. It only happens when I'm slowing down. ,M: Whoa. It sounds like you need new brakes. You'll have to leave the car with us until tomorrow. ,F: Gosh, I was thinking you'd be able to get it back to me this afternoon.
(A) M: I can try but I am not sure because your engine doesn't work. (B) M: I am afraid I did not quite catch what you were saying. Please repeat it. (C) M: I will try my best. But first I need to check your brakes to see what happened. (D) M: Don't worry, your car works well except the wheels, I will replaced them at once.
Example Output: C

Example Input: F: Tom, your training to be a technical advisor at digital superstore. What hours do you work? ,M: Well, I work part time on Saturdays 9:00 till 3:00 and Sundays 11 till 5. ,F: OK. So what do you do exactly? ,M: Basically I'm just here to help people with any problems so I meet customers when they come into the store and talk to them. I advise them about the best things to buy. I don't actually take the money. I just help people decide what to buy.
(A) F: So you basically offer advice to customers, right? (B) F: Why do you work seven hours a week on Saturdays when you're basically giving advice to customers? (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: You basically take money from customers, so why do you work nine hours every Saturday?
Example Output: A

Example Input: F: Let me have a look at the exam results. Thomas, 98. William, 85. Oh, my God. Catherine, only 50. She won't be happy when she sees the mark, for history is her favorite subject.
(A) M: Thomas did best in the history exam. I feel happy for him. (B) M: So William did best in this English exam. Good for him. (C) M: I am afraid I did not quite catch what you were saying. Please repeat it. (D) M: Thomas's score is 100. He did best in this exam. Great.
Example Output:
A