This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Regarding the hip joint, which of the following statements is true ? 
Select and explain. 
A. Retinaculum attaches femur to hip, B. Inferior gluteal nerve supplies the abductors of the hip, C. Capsule is attached to the intertrochanteric line, D. iliopsoas cuses abduction of hip
C: Capsule is attached to the intertrochanteric line
Answer: C: Capsule is attached to the intertrochanteric line 
Explanation: Superior gluteal nerve supplies the abductors of the hip-gluteus medius and gluteus minimus. Iliopsoas causes flexion of hip. Capsule is attached to acetabular labrum on hip bone and intertrochanteric line on femur.