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: Orthopaedics
[{'content': 'Trendelenberg test is negative in \nSelect and explain. \nA. Polio myelitis, B. Superior Gluteal nerve, C. Inferior Gluteal nerve, D. Posterior dislocation of lip', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]