A patient reports pain over the sacroiliac joint and buttock on the left side. The patient's pain is reproduced with an ipsilateral active straight leg raise, sacroiliac compression test, and palpation of the left sacrotuberous ligament. In standing, the right posterior superior iliac spine is higher than the left, and the left anterior superior iliac spine is higher than the right. Interventions should MOST likely include unilateral isometric contraction of the left hip:
Select one of the following: