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': 'Keratinizing squamous cell carcinoma of nasopharynx is ? \nSelect and explain. \nA. Type I, B. Type II, C. Type III, D. Type IV', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Type I", 'role': 'assistant'}]