Question: Which of these sentences doesn't make sense?
Options:
- Sentence A: "I will go take a shower before mowing the yard."
- Sentence B: "I will go take a shower after I finish mowing the yard."

Please answer this question gradually:

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
I will get dirty mowing the yard, then I will need a shower. So the answer is Sentence A.