Given a prompt and four completions, select the completion that is the most plausible in continuing or answering the prompt. This task is designed to test common sense and has various categories ranging between idioms, negated statements, polysemy, subject referencing, and quantitative reasoning. Generate either Completion A, Completion B, Completion C, or Completion D.
Q: Prompt: A crowd of runners are gathered near the starting line prior to starting a race. They
Completion A: each wash their hands
Completion B: signal left and move into the passing lane
Completion C: prepare to sprint forwards
Completion D: turn away from the starting line and relax, as the race is about to end.
A:
Completion C