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: Paul was riding an elephant and accidentally fell off.  Paul 
Completion A: had a trunk and four legs. 
Completion B: never left the elephant's back. 
Completion C: vowed to never ride an elephant again. 
Completion D: asked the elephant to order him two milkshakes.
Completion C

Prompt: Cathy and Tina are in the same group. They 
Completion A: are boys. 
Completion B: are teammates. 
Completion C: are people. 
Completion D: are friends.
Completion B

Prompt: A boy is playing computer game. He 
Completion A: is a boy 
Completion B: loves computer games 
Completion C: is tired 
Completion D: loves programming

Completion B