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: F: Hello, Mr.Smith. This is Janet Bush. ,M: Hello, Miss Bush. ,F: I'm afraid I'm going to be late for our appointment. My friend was supposed to pick me up from the airport, but she just called me and said she is stuck in traffic downtown so she won't be here right now. It's 11 now, so there is no way I'm going to the restaurant at 11:30 as we planned. I wonder if we could reschedule our appointment to sometime this afternoon? ,M: Certainly. What about 2:00 o'clock in my office? ,F: That would be fine. See you then. ,M: See you.
(A) F: Excuse me, could you repeat the question? (B) F: OK. You should be at my friend's house at two in the afternoon. See you. (C) F: OK. I will be your office at 3:00 pm. See you. (D) F: OK. I will be your office on time. See you.
Example Output: D

Example Input: M: Hi, you're new here, aren't you? What's your name? ,F: Stella. ,M: Want to come and play? ,F: I'd like to, but I can't. My mom says I've got to stay and help her. It's my brother's birthday and we're having a party. ,M: Oh, you've got a brother, have you? ,F: I've got two brothers. Kit, the one with the birthday. He's only little. He's four. I've got a big brother who's married. His name is Don. ,M: Does your brother Don live near here? ,F: Yes, not very far away. Cathe, his wife, works in the shop over there. They've got a new baby called Liz. I mean Elizabeth really, but we call her Liz. ,M: Is that your mom over there calling you? ,F: No, that's my aunt May, my mother's sister. I'd better go. Bye. ,M: Bye.
(A) F: Uncle, don't you want to join Bob' s birthday party? (B) F: My best brother Don, happy birthday to you! (C) F: Good to see you my neighbor! Would you like to join the party? (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?
Example Output: C

Example Input: F: Tom, would you come here to help me clean the dining room? Your sister is busy in the garden. ,M: Sorry, Mom. I'm doing my homework now.
(A) F: Your sister is doing her homework. That's why I want you to do gardening. (B) F: Why do you and your sister do homework while I want you to clean the dining room? (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: I want you to do your homework. Your sister has just finished her homework and is cleaning the living room.
Example Output:
C