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: Arthur pulled out the sword of Excalibur. He 
Completion A: must be super strong to pull out the sword.. 
Completion B: must just be lucky 
Completion C: must be the one destined to wield it. 
Completion D: must have used known a weak point in the stone.
Completion C

Prompt: I asked her how the shopping trip went. I can't believe that the dress she bought 
Completion A: wasn't going to get dressed. 
Completion B: was invisible. 
Completion C: was the one she wore to the event. 
Completion D: was made of human hair.
Completion C

Prompt: The cop found two students smoking weed outside a school. The cop 
Completion A: ran away from them as fast has he could. 
Completion B: sold them drugs, such as LSD and Heroine. 
Completion C: had to give them a ticket and warned them of possible jail time. 
Completion D: decided to light a cigarette with them.

Completion C