Which of these sentences doesn't make sense?
Options:
- Sentence A: "Helen was so tired that he slept."
- Sentence B: "Helen was so happy that he slept."
 Let me think hard. Detailed solution:

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
When people are happy, they don't want to sleep.
The answer is Sentence B.