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.

Q: Prompt: The triathlon was going well. Noah was just about to start the third leg, 
Completion A: conquering enemies and eating their bones 
Completion B: copious consumptions of donuts. 
Completion C: flying to New Mexico. 
Completion D: cycling.

A: Completion D
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Q: Prompt: Ketchup dates back as far as 1600 AD, when sailors traveling to China discovered a sauce called ketsiap. It 
Completion A: quickly changed ingredients to include mashed cotton and sweet pepper. 
Completion B: was easy to make tomato boats during that time. 
Completion C: was made out of soy or oysters. 
Completion D: began the transformation to today's sweet potato in the late 1700s.

A: Completion C
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Q: Prompt: 2 + 2 = ? 
Completion A: 2 
Completion B: 1 
Completion C: 4 
Completion D: 3

A:
Completion C
****