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
Which of the following is most reliable Criteria for age estimation from tooth? 
Select and explain. 
A. Paradentosis, B. Transparency of root, C. Attrition, D. Cementum apposition
B: Transparency of root
Answer: B: Transparency of root 
Explanation: Transparency of the root is the most reliable Criteria for age estimation from tooth.