A Therapist's Goal Was for the Patient to Be Independent

A therapist's goal was for the patient to be independent in STS.She organized a treatment session in the following order: STS and SIT training,gait training on level surface,STS and SIT training,balance training,gait training,STS and SIT training.This practice schedule is called_____ and is believed to _______ retention of the motor skill.

A) Blocked practice,increase retention
B) Variable practice,decrease retention
C) Massed practice,decrease retention
D) Random practice,increase retention