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
Eruption of Mandibular Canine occur at 
Select and explain. 
A. At birth, B. 9-10 years, C. 11-12 years, D. 8-9 years
B: 9-10 years
Answer: B: 9-10 years 
Explanation: None