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: Dental
[{'content': 'If a Mandibular canine has bifurcated roots, they are most commonly placed: \nSelect and explain. \nA. Mesial and distal, B. Facial and lingual, C. Mesiobuccal and distobuccal, D. Mesiolingual and distolingual', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]