This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
[{'content': 'Coincidental malignancy in the upper respiratory tract with inveed papillomas seen in \nSelect and explain. \nA. 0.10%, B. 2%, C. 4%, D. 5%', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Coincidental malignancy in the upper respiratory tract with inveed papilloma is seen in 4%Malignant transformation of the tumor itself is seen in 8%', 'role': 'assistant'}]