This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower Extremity, Subject name: Anatomy
[{'content': 'Chief extensor of thigh at hip joint is supplied by: \nSelect and explain. \nA. Inferior gluteal nerve, B. Superior gluteal nerve, C. Sciatic nerve, D. Peroneal nerve', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. A Inferior gluteal nerveRef: Netter's Clinical Anatomy, 3rd ed. pg. 279-280* The chief extensor of thigh at hip joint is gluteus maximus and helps in rising from sitting position.* It is supplied by inferior gluteal nerve (L5, S1, S2). (mnemonic: M.I.G- 512)* Gluteus medius are minimus are powerful abductor of thigh and are supplied by superior gluteal nerve (L4, 5, S1).", 'role': 'assistant'}]