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".
Q: Two men are dressed in fencing gear. They are battling on a court with their swords. Green lines occasionally indicate the moves they are making. they <sep> (A) continue to demonstrate moves, while the opponent does a fancy moves himself. (B) use character feedback notes to show their moves. (C) stab at each other with the swords and jump about the stage. (D) continue alternating with one another.
A:
C