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: Pathology
[{'content': 'All of the following lesions may be classified as\nodontogenic tumours EXCEPT \nSelect and explain. \nA. Acanthomatous ameloblastoma, B. Branchial cleft cyst, C. Myxoma, D. Simple ameloblastoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]