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': "High frequency audiometry is used in \nSelect and explain. \nA. Otosclerosis, B. Ototoxicity, C. Non-organic hearing loss, D. Meniere's disease", 'role': 'user'}, {'content': 'Answer: B \nExplanation: In ototoxicity, there is high-frequency hearing loss. Note: Pure tone audiometry has only frequency of 125 to 8000 Hz. OTOTOXIC DRUGS: A. Aminoglycoside antibiotics * Streptomycin * Dihydrostreptomycin * Gentamicin * Tobramycin * Neomycin * Kanamycin * Amikacin * Netilmycin * Sisomycin B. Diuretics * Furosemide * Ethacrynic acid * Bumetanide C. Antimalarials * Quinine * Chloroquine * Hydroxychloroquine D. Cytotoxic drugs * Nitrogen mustard (Mechlorethamine) * Cisplatin * Carboplatin E. Analgesics * Salicylates * Indomethacin * Phenylbutazone * Ibuprofen F. Chemicals * Alcohol * Tobacco * Marijuana * Carbon monoxide poisoning G. Miscellaneous * Erythromycin * Ampicillin * Propranolol * Propylthiouracil * Deferoxamine Ref: Dhingra; 6th Edition; pg no 34', 'role': 'assistant'}]