Delayed pubey in female?

Ans. is 'b' i.e., Menarche Delayed Pubey More common in boy than girl Most common cause in constitutional delay Girls-Delayed pubey is defined as Lack of secondary sexual character by age of 17 years Absence of menarche by age of 16 year 5 year after pubeal onset. Boys-Lack of pubeal changes by the age of 14 years.