Let's think step by step! One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "He was fired by his boss for his diligence"
- Sentence B: "He was fired by his boss for laziness"

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
Hard-working people are liked by bosses and will not be fired. The answer: Sentence A.