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.

[EX Q]: Prompt: An astronaut returns home from his year-long space mission. He 
Completion A: floats off into space. 
Completion B: hugs his wife and daughter. 
Completion C: does a backflip and lands on Pluto. 
Completion D: watches Michael Jackson videos and ends up on the moon.
[EX A]: Completion B

[EX Q]: Prompt: Melody stares blankly at her computer. She 
Completion A: is searching into its soul. 
Completion B: doesn't know how to start her essay. 
Completion C: smashes her mouse with her fist. 
Completion D: eats a pineapple.
[EX A]: Completion B

[EX Q]: Prompt: A dog wags his tail. He is 
Completion A: dog dog dog. 
Completion B: barking like a human. 
Completion C: a very happy dog. 
Completion D: a dog who speaks although this dog has more dog features than most dogs.
[EX A]:
Completion C