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".
A third man is seen in a car next to the man talking. The man wearing the helmet starts down the street on a skateboard. the man <sep> (A) continues forward as well as back on the skateboard. (B) runs past three other bikes, then stops to talk to a man standing in front. (C) goes down a few very steep hills on his skateboard. (D) wearing the helmet rides his skateboard.
A:
C