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 girl was diagnosed with a disease. She 
Completion A: said hi to the disease. 
Completion B: took the diagnosis to court. 
Completion C: had to stay in the hospital. 
Completion D: gave her medication away.
A: 
Completion C