With no explanation, chose the best option from "A" or "B". Carrie is cooking some food to bring to a party that evening. Carrie wants to get to her party on time.

A: Carrie leaves all her mess and dirty dishes in the kitchen, so she can leave early.
B: Carrie asks her roommates if they can clean up for her tonight, and she will return the favor later, so that she can leave on time.
B.