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: It's January and it's been raining the whole month. How long does the rainy season last here? ,M: About 4 months. It begins in early November and lasts until February.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: The rainy season will end in November. (C) F: The dry season will end in February. (D) F: The rainy season will end in February.

Output: D


Input: Consider Input: F: Excuse me, Mr. Smith. I was wondering if you could do something about my neighbor's dog. It's been barking and keeping me up all night. ,M: OK. I'll call your neighbor on the phone.
(A) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (B) F: Thank you! I hope I can sleep well tonight. (C) F: Thank you! My dog didn't feel well and barked all night! (D) F: Thank you for calling him. I guess I should make a apologize to my neighbor.

Output: B


Input: Consider Input: F: Hi Mike, could you please tell me something about your study experiences? ,M: OK. I studied in Australia for 5 years, in America for a year and in Japan for more than 3 years. ,F: Is that so? Did you also study in your home country Canada? ,M: Yes, of course. I went to primary school in Canada.
(A) F: You must have had a good time going primary school in your home country Canada. (B) F: Your home country Japan is a very good place for studying. (C) F: You must love studying in your home country America best. (D) F: I am afraid I did not quite catch what you were saying. Please repeat it.


Output: A