Which Of The Following Is Not A Lateral Hip Rotator Muscle?

Which Of The Following Is Not A Lateral Hip Rotator Muscle? All muscles in the lateral rotator group originate from the hip bone and insert on to the upper extremity of the femur. The muscles are innervated by the sacral plexus (L4-S2), except the obturator externus muscle, which is innervated by the lumbar plexus. What