Q: 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".
He is very into this song that he is playing, he sits there very concentrated just playing his song. he <sep> (A) doesn't show any other gook as he continues to show how it should be. (B) is an older man with many years of experience on the harmonica so for his it is a passion that he takes to heart. (C) stops and looks down at his hands. (D) looks to the right and speaks to the camera.
A:
B