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: Unknown
[{'content': 'Number of permanent teeth in a 8 year old child \nSelect and explain. \nA. 4, B. 8, C. 12, D. 20', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]