This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Development, and Behavior, Subject name: Pediatrics
Earliest indication of sexual maturation in females: 
Select and explain. 
A. Menarche, B. Thelarche, C. Pubarche, D. Genital maturation
B: Thelarche
Answer: B: Thelarche 
Explanation: b. Thelarche(Ref: Nelson's 20/e p 926-929)Earliest indication of sexual maturation in females is thelarche, while in males, it is testicular enlargement.