Detailed Instructions: 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".
Problem:A man jumps onto a balance beam. he <sep> (A) lays back in his hands, trying to keep his balance. (B) does a gymnastics routine on the balance beam. (C) hangs from the side, his feet and hair hanging down from the seat. (D) does several stunts, jumping down the bars in the air.
Solution:
B