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 man in a red shirt is clapping his hands. He runs down a track and jumps in the sand. people <sep> (A) are standing in the stadium watching him. (B) are sitting in a waiting room watching. (C) rake the sand out afterwards. (D) are watching him run.
Solution:
C