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: Surgery
[{'content': 'Nerve affected in trendenlenberg test is ? \nSelect and explain. \nA. Superior gluteal nerve, B. Inferior gluteal nerve, C. Obturator nerve, D. Pudendal nerve', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Superior gluteal nerve", 'role': 'assistant'}]