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.

[Q]: M: Have you ever taken History 231? ,F: Yeah, last term. ,M: Who was the professor? ,F: Professor Johnson. ,M: I have him this semester. What do you think of him? ,F: He's a terrible instructor and demands a lot, but fortunately we can get high scores easily in his class. ,M: What did you get? ,F: I got an A, but none of my test scores were that high. So I don't know how I got such a good score. ,M: Really? I was about to give it up, but after hearing your experience, I think I will continue to stay in the class. ,F: You will get a better grade than your test scores. ,M: Thanks for the information. I feel relieved now.
(A) F: You are welcome. Wish you well in the new class. (B) F: You are welcome. Just go and have a talk with Professor David. (C) F: No worries, stay and you will get a good score. (D) F: I'm sorry, I don't understand. Could you say it again?
[A]: C

[Q]: 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. ,M: That's the best piano hit our store. ,F: I just want to get one for my daughter to learn how to play the piano.
(A) M: If you want to buy yourself a piano, this one is perfect. It is a niche brand and is the best piano in our store. (B) M: I'm sorry, I didn't understand. Could you repeat a little louder, please? (C) M: This is the best piano we have and it costs only $1500. It should be the best choice for your son. (D) M: This piano will suit your daughter very well since it is the most famous brand. She must like it.
[A]: D

[Q]: M: Hey Lucy, I have a question I'd like to ask you. ,F: Yes, go ahead. ,M: Well, don't laugh. But I met this really nice woman through an online music group. I need some advice. You see, Claudia. ,F: Ok, so it's Claudia. ,M: Yeah yeah, she invited me to spend 2 weeks in Germany. She is planning on introducing me to her parents. What should you do when you greet someone for the first time in Germany? ,F: Well, it depends upon your relationship with the person. Now Speaking of your girlfriend Claudia. ,M: Hey, I didn't say she was my girlfriend.
(A) F: So, you mean she invited you to spend 2 weeks in Germany but you and Claudia are just web friends? (B) F: So, you mean she invited you to spend 3 weeks in Germany but you and Claudia are just web friends? (C) F: So, she is not planning on introducing you to her parents although you and Claudia are close friends? (D) F: I didn't hear you. Please could you tell me again?
[A]:
A