This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification, Subject name: Forensic Medicine
Stack formula for age estimation from teeth is for - 
Select and explain. 
A. Infants, B. Young, C. Elderly, D. None
A: Infants
Answer: A: Infants 
Explanation: Stack's method is used to determine age of infants from weight and height of erupting teeth of child. This can be used for deciduous and permanent teeth during erupting phase. Ref.:Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg. 37.