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: ENT
[{'content': "Rinne's test is - \nSelect and explain. \nA. For hearing, B. For vestibular function, C. For cognitive function, D. For vision", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]