Use reasoning to lead to the answer of the following question:
Which of these sentences doesn't make sense?\nOptions:\n- Sentence A: "I will go take a shower before mowing the yard."\n- Sentence B: "I will go take a shower after I finish mowing the yard."\n

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

.

Thus, the answer is Sentence A