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:
F: The exams are finally over. I'm so excited about summer vacation. I have made all the arrangements for my summer vacation. ,M: What are you planning to do? ,F: Well, my family and I are planning to go to England. We've been talking about going there for years and... We finally went to an agent and planned the whole thing out. ,M: Wow, that does sound exciting.
(A) F: Yes. I have been nervous for a long time since I had a new computer. (B) F: Yes. I have been excited for a long time since I planned a trip to England. (C) F: Yes. I have been nervous for a long time since I planned a trip to England. (D) F: I’m sorry, I don’t understand. Could you say it again?

Ex Output:
B


Ex Input:
M: Hamilton High School, can I help you? ,F: Yes, I have some questions to ask. My son hopes to study in your school. ,M: Welcome. I am glad to help you. ,F: Thanks. We just knew about the school yesterday. What if I miss the application deadline? ,M: You can still apply as a "late". Your application will be given a number. We will take students in number order. ,F: Does my child get transportation? ,M: If you live more than 3 miles, 3 miles included, away from our school, your son can qualify for transportation. ,F: How can I reach my son's teacher? ,M: You can leave a message in the office at 310-280-1501. You can also send them an email. All emails are listed on our website. ,F: What if the teacher doesn't get back to me? ,M: If there is no response, please call the director at 310-280-1452. ,F: My child is into music. Can he continue to develop his interest?
(A) M: Yes, and the director's telephone number is 310-280-1452. (B) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) M: Yes, and the tutor's telephone number is 310-280-1452. (D) M: Yes, and the director's telephone number is 310-280-1501.

Ex Output:
C


Ex Input:
F: How much is this piano, please? ,M: $1000. ,F: My god! That's a fortune! ,M: But you must realize that this is the most famous brand. ,F: But it's too dear for me.
(A) M: Its price is very high indeed, because it is the best piano in our store and its brand is very famous. (B) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) M: Yes, $3000 is a very high price. But if you want to buy a good piano, this should be the first choice. (D) M: If you think its price is very low, we have more expensive ones. This one is just medium in our store.

Ex Output:

A