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: Have you chosen the music for the party yet? ,M: I was going to just let people bring their own. ,F: Oh, I don't think you should do that. One person needs to be in charge. Otherwise, people will start disagreeing. Sony's really good at music. You could ask her. ,M: OK. Have you got her number? ,F: Yeah, it's on my mobile. I'll text it to you.
(A) M: You have helped me prepare for the party. The party is a great success. (B) M: Thank you for asking Sonia for the information of the party. (C) M: I know Sony's phone number, but thank you for offering to tell me. (D) M: I didn’t hear you. Please could you tell me again?

Output: D


Input: Consider Input: F: How can you be shouting at your grandpa? You can't be so rude! ,M: No, I don't want to be rude to him, but I had to shout so that he could hear me. My grandpa has something wrong with his ears. He doesn't hear well. ,F: I'm sorry. I misunderstood you. Your grandpa looks kind. ,M: Yes, he is kind to everybody in our small town. So we all respect him.
(A) F: I didn’t hear you. Please could you tell me again? (B) F: Of course. Everybody will respect someone who is kind to other people. (C) F: Though your grandpa looks fierce, he earns respect by helping others. (D) F: He's respected for being the oldest man in town, so you never shout at him.

Output: B


Input: Consider Input: M: Mom, I've finished my homework! How can I help with the washing up? ,F: Could you peel the onions, wash them and then chop them? ,M: Sure. Then what can I do after I finish it? ,F: Let me see. Wash the cabbage over there. ,M: Got it. Why are you doing so much food today? ,F: It's your brother's birthday today. ,M: Oh, I really forgot it. I thought it's Monday today. I have spent one day slower than you!
(A) F: No. Today is Sunday. It's your brother's birthday. (B) F: Yeah. It's Tuesday today. It's your brother's birthday. (C) F: Yeah. Today is Monday. Tomorrow is your brother's birthday. (D) F: I am really sorry, I did not catch that. Would you slow down, please?


Output: B