Your patient is 45-year-old male is three years post a T10 level ASIA B spinal cord injury and usesa manual whneelchair for primary mobility. He is very active and works full time. He has been referred to your outpatient program due to loss of functional independence due to shoulder and wrist pain. What is a key aspect of a proper upper extremity strengthening program for this patient? Focus on only strengthening triceps and anterior deltoids in order to promote transfers Incorporate resistance training to all muscle groups to promote muscle balance and shoulder stability Avoid manual stretching interventions to the shoulder joint D) Grip strengthening with putty