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: Pediatrics
First sign of pubeal development in female is ? 
Select and explain. 
A. Breast enlargement, B. Onset of mesturation, C. Enlargement of pubic hair, D. Maximum growth velocity
A: Breast enlargement
Answer: A: Breast enlargement 
Explanation: Ans. is 'a' i.e., Breast enlargement