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': 'Drug of choice in Laryngeal stenosis is: \nSelect and explain. \nA. Cyclophosphamide, B. Doxorubicin, C. Adriamycin, D. Mitomycin C', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Topical Mitomycin C is the drug of choice for treatment of Laryngeal Stenosis. It greatly increases the success rate after endoscopic treatment of subglottic and tracheal stenosis.', 'role': 'assistant'}]