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: Molly was very hungry when she left work at the end of the day. Thus, Molly
Completion A: ate her books.
Completion B: ate her arm.
Completion C: stopped at the grocery store.
Completion D: ate her car.
Completion C