With no explanation, chose the best option from "A" or "B". Ethan has just arrived at a friends house, who just got new carpet, and is knocking on the front door. Ethan wants to go inside and hang out with his friend.

A: Ethan walks right in when his friend opens the door walking with his shoes on the new carpet.
B: Ethan notices the shoes near the front door when his friend opens it and makes sure to remove his shoes before walking on the new carpet.
B.