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: Kelly told me that everything will work out in the end. She 
Completion A: goes to gym very often. 
Completion B: is a workaholic. 
Completion C: is very sweet. 
Completion D: is tired.
A: 
Completion C