Given the task definition and input, reply with output. 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.

Prompt: The man wondered if his boss would accept his proposal. He 
Completion A: took his family out for a movie 
Completion B: took his dog for a walk 
Completion C: worked hard to make a favorable impression in front of him 
Completion D: ate dinner at a fancy restaurant

Completion C