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: Medicine
[{'content': "Association of deafness & nephritis is seen in - \nSelect and explain. \nA. Pickwickian syndrome, B. Alport's syndrome, C. Fabry's disease, D. Lawrence Moon Biedl syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]