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': 'Centric relation is between \nSelect and explain. \nA. Maxilla to cranium, B. Mandible to cranium, C. Mandible to condyle, D. Tooth to tooth', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]