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: ENT
Which of the following surgery is not contraindicated below 12 years of age? 
Select and explain. 
A. Rhinoplasty, B. FESS, C. SMR, D. Septoplasty
B: FESS
Answer: B: FESS 
Explanation: FESS is the only surgery which can be perform before 17 years. In rarest circumstances, septal surgery is performed in children, septoplasty is also done and never SMR.