[Which of the following two sentences does not make sense?
Options:
- Sentence A: "Duct tape can be used to seal air."
- Sentence B: "Duct tape can be used to seal air ducts."
]

My step-by-step solution: It can seal things that hold air but not air itself.... So the answer is [Sentence A]


[Which of these sentences doesn't make sense?
Options:
- Sentence A: "Butter is used in cooking."
- Sentence B: "Butter is deadly in cooking."
]

My step-by-step solution: Butter is an oil and is cannot kill.... So the answer is [Sentence B]


[Choose the sentence that goes against common sense.
Options:
- Sentence A: "Smartphones are necessary for life."
- Sentence B: "Food is necessary for life."
]

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.
user
My step-by-step solution: Humans have lived without smartphones for most of history.... So the answer is [Sentence A]