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".

Two men are on a platform, fencing. they <sep> (A) jab at each other with their swords. (B) are slipping and sliding between two beams. (C) pick up sticks and start the match, alternating back and forth. (D) are in a par four olympics match.
Output:
A