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.

Example Input: Prompt: The lifeguard saw that someone was drowning. They should 
Completion A: rescue that person. 
Completion B: use his phone to record. 
Completion C: remove all the water from the pool to prevent anyone from drowning. 
Completion D: call his mother.
Example Output: Completion A

Example Input: Prompt: Sally was barking up the wrong tree when she asked Sam for help. Sally 
Completion A: was a dog that woofed at a palm tree. 
Completion B: yelled at Sam. 
Completion C: knew that Sam could help her. 
Completion D: was mistaken about Sam's helpfulness.
Example Output: Completion D

Example Input: Prompt: The man is at the kitchen. The man 
Completion A: is telling the waiter what he wants to eat. 
Completion B: cleans. 
Completion C: watching tv. 
Completion D: playing chess.
Example Output:
Completion B