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: Surgery
[{'content': 'Actinomycosis is sensitive to ? \nSelect and explain. \nA. Streptomycin, B. Nystatin, C. PenciIlin, D. Iodox - uridine', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Pencillin", 'role': 'assistant'}]