With no explanation, chose the best option from "A" or "B". Haley is approaching a building she wants to go into when she sees that a man in a wheel chair is behind her. Haley wants to enter the building.

A: Haley enters the building and closes the door behind her before the man in the wheel chair can enter.
B: Haley holds the door open for the man in the wheel chair then enters after him.
B.