Answer the following question, with explanation first. One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "He lost his phone at the park."
- Sentence B: "He lost his phone in the mouth of a griffin."

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
A griffin is a mythical creature that does not exist.
So, the answer is Sentence B.