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': 'Pulmonary fibrosis is associated with the use of which of the following drugs? \nSelect and explain. \nA. Bleomycin, B. Cisplatin, C. Methotrexate, D. Actinomycin D', 'role': 'user'}, {'content': "Answer: A \nExplanation: Out of all the options given bleomycin and methotrexate can cause pulmonary toxicity. But pulmonary fibrosis is the most feared complication of Bleomycin. Ref: Harrison's 16th Edition, Page 471 (table 70-2); Drug-Induced Diseases: Prevention, Detection, and Management, By James E. Tisdale, Douglas A. Miller, Page 360, table 21-1 (ASHP, 23-Jan-2010)", 'role': 'assistant'}]