This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
Tonsil reach their maximum size by 
Select and explain. 
A. 1 year, B. 3 years, C. 5 years, D. 12 years
C: 5 years
Answer: C: 5 years 
Explanation: Tonsils reach maximum size by 6-7 years and then involuteClosest among the options is 5 yearsRef: Hazarika; 3rd ed