A whale will not fit in a backpack.is the reasoning for what question and answer pair?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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Q: Which of these sentences doesn't make sense?
Options:
- Sentence A: "There is a dog in the backpack."
- Sentence B: "There is a whale in the backpack."

A: Sentence B