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: Pediatrics
When ICF and ECF of child becomes equal to adult person – 
Select and explain. 
A. 1 year, B. 2 year, C. 3 year, D. 4 year
A: 1 year
Answer: A: 1 year 
Explanation: None