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': 'The period of mixed dentition is between the ages of : \nSelect and explain. \nA. 2-5 years, B. 6-11 years, C. 12-14 years, D. 15-17 years', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. 6-11', 'role': 'assistant'}]