You will be given a definition of a task first, then some input of the task.
In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

A white haired man sits at an upright piano and begins to play in a lobby while people walk by. the cameraman <sep> (A) stops his side by taking off his earphones. (B) comes back and tapes the man, then he moves on to the man playing again. (C) sits at the piano and adds small white flute notes in front of the keyboard. (D) zooms in on the mans hands as he's playing and zooms back out.
Output:
D