This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': '12.killain term is used for which of the following polyp: \nSelect and explain. \nA. Ethmoidal, B. Antrochoanal, C. Tonsillar cyst, D. Tonsillolith', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Killian polyp is the name given to antrochoanal polyp based on gustain killians Ref internet search', 'role': 'assistant'}]