Q: Which of these sentences doesn't make sense?
Options:
- Sentence A: "I had a nice sleep on my bed"
- Sentence B: "I had a nice sleep on my pool"

Let's solve this gradually.

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
Pool are not a common place to sleep. The answer is Sentence B.