See question below:
One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Harry lives in the bottom of the sea"
- Sentence B: "Harry lives in the bottom of the building"

Reason slowly and give your answer.

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
Harry would drown very soon if he attempted to make a home at the bottom of the sea.
The final answer: Sentence A.