Jensen Is Learning to Ride a Bike Without Training Wheels

Jensen is learning to ride a bike without training wheels. At first, when the bike tips, Jensen has to put his feet on the ground to keep himself from falling. Eventually, with his father's help, he learns how it feels to balance on the bike and how to coordinate all of his movements to keep the bike upright. The part of Jensen's brain that is responsible for coordinating muscular movements and remembering them later is the

A) pons.
B) cerebellum.
C) medulla.
D) reticular formation.
E) thalamus.