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: Radiology
[{'content': 'The buccal bifurcation cyst is most commonly associated with: \nSelect and explain. \nA. Mandibular 1st molar, B. Maxillary 1st molar, C. Mandibular 2nd molar, D. Maxillary 2nd molar', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The BBC is associated with multirooted molar teeth with the mandibular first molar being the most commonly associated tooth followed by the second molar.', 'role': 'assistant'}]