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".
Input: Two bodybuilder women are seated at a table. they <sep> (A) are talking about diving techniques, bribing each other with muscle' n strength. (B) are working out on exercise bikes. (C) are arm wrestling, vieing to win. (D) are shown on parallel bars.
Output:
C