If the Goal of Therapy Was to Improve Lower Extremity

If the goal of therapy was to improve lower extremity force production during STS,the best approach would be to:

A) Perform three sets of 10 repetitions of knee extensor strengthening
B) In supine,perform three sets of 10 repetitions of bridging exercises
C) Intensive practice on various height surfaces emphasizing hip flexion
D) Encourage use of arm rests during intensive practice of STS