With no explanation, chose the best option from "A" or "B". Benny has a new step-mother after his mom passed away, and she wants him to help carrying groceries from the car. Benny wants to respond to the request to carry groceries.

A: Benny helps his step-mother carry groceries from the car.
B: Benny tells his step-mother isn't his mom and can't tell him what to do.
A.