Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Ostriches like to run on land"
- Sentence B: "Ostriches like to fly in the sky"
 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
Only small birds can fly in the sky. Final answer: Sentence B.