This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'All are ototoxic drugs except \nSelect and explain. \nA. Diuretics, B. Streptomycin, C. Quinine, D. Propanolol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: OTOTOXIC DRUGS Ref:- Dhingra; pg num:-33,34', 'role': 'assistant'}]