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: Forensic Medicine
[{'content': 'Age of appearance of permanent lateral incisor: \nSelect and explain. \nA. 5-6 years, B. 6-7 years, C. 8-9 years, D. 9-10 years', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. 8-9 years', 'role': 'assistant'}]