One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "children like flying kites in the spring"
- Sentence B: "children like flying planes in the spring"
 Let's reason step by step:

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
Children are not able or permitted to fly airplanes. Final answer: Sentence B.