You will be given a definition of a task first, then some input of the task.
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.

F: Hello, who's that? ,M: Hello, Mrs Black. I'm David. I'm coming to fix your TV set. ,F: Oh, come in please. ,M: But where is the TV? In the living room? ,F: No, not this one. This way please. It is laid in the bedroom. The old one which we bought when we got married. ,M: Oh, let me turn it on. Yes, it's really a little old, the scene is not clear. Why not change it? ,F: Well, it can mark the old days so I'd like to keep it. Can you help me make it better? ,M: Sure, I'll try my best. Perhaps it needs a new kinescope. Please wait for a moment.
(A) F: Well. I don't want to save money. I'm going to buy a new TV set. (B) F: OK. That new TV set helps me to remember the old days. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: Well. It can decorate the living room.
Output:
C