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:People are running on the street. A man takes a drink out of a water bottle. people <sep> (A) are sitting on bicycles on an outside walkway. (B) are crossing the finish line of a race. (C) are at the beginning of the hall playing one game. (D) are playing dodgeball on the street.
Solution:
B