This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': 'Which of the below is the most common tumor of the nasal cavity? \nSelect and explain. \nA. Adenoma, B. Papilloma, C. Myxoma, D. Adamantinoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Inveed papilloma also called Schneiderian papilloma is the most common benign but locally invasive tumour. (Ref: Cummings, 6th edition, of no. 741)', 'role': 'assistant'}]