Answer the following question, with explanation first. Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "When the rain starts people fold their umbrellas"
- Sentence B: "When the rain starts people unfold their umbrellas"

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
You do not want to fold your umbrella because it is only useful when it is raining.
So, the answer is Sentence A.