This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Maximum growth spu in boys occurs at 
Select and explain. 
A. 8-10yrs, B. 10-12yrs, C. 12-13yrs, D. 14-15yrs
D: 14-15yrs
Answer: D: 14-15yrs 
Explanation: Height velocity curves for male, show maximum growth velocity at 14-15 yrs Height velocity curves for female,show maximum growth velocity at 11-13 yrs Ref: Nelson's 20th edition, page 84-89