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 game is in progress as the crowd watches. the people <sep> (A) begin assembling a raft on top of larger sticks. (B) are playing a game of field hockey. (C) run and jump all along the field. (D) get in formation and move quickly around the court.
Solution:
B