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: We told Cain to take a chill pill. Cain
Completion A: is taking a pill to make him colder
Completion B: is ingesting a freezing pill
Completion C: is on medication to lower his temperature
Completion D: needs to relax
Completion D