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': 'The following is one of the mixed dentition analysis \nSelect and explain. \nA. Tanaka Johnson, B. Counterpart analysis, C. Bjork analysis, D. Plaster cast analysis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]