One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "She hung a banana on the wall."
- Sentence B: "She hung a picture on the wall."
 Let's be accurate as possible. So think first.

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
Bananas will fall down if hung on a wall.
The final answer: Sentence A.