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: Harry Potter uttered the words of an invisibility spell and waved his wand at Hermione. She 
Completion A: drew her wand and pointed it at him. 
Completion B: shrunk down to the size of a rat. 
Completion C: turned translucent and disappeared. 
Completion D: said that she couldn't talk now.
[EX A]: Completion C

[EX Q]: Prompt: A man is wearing a helmet. He 
Completion A: made a good friend 
Completion B: eats a pizza. 
Completion C: shoots his pistol. 
Completion D: gets on his bicycle.
[EX A]: Completion D

[EX Q]: Prompt: The dog barked on the cat but a rat got scared and revealed itself from behind the painting. The cat 
Completion A: caught the rat and ran away from the dog 
Completion B: barked at the dog 
Completion C: gave way to the dog 
Completion D: started painting the dog
[EX A]:
Completion A