Q: 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: I observed the gymnast eating a donut in the park. I
Completion A: did a backflip into the bakery and demanded that I have the same donut.
Completion B: knew something was fishy when he grew to be ten times the size of a normal human.
Completion C: did a flip off of a balance beam, landing perfectly.
Completion D: asked him where he got it.
A:
Completion D