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': "Paracusis willis is feature of - \nSelect and explain. \nA. Tympanosclerosis, B. Otosclerosis, C. Meniere's disease, D. Presbyacusis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]