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
Order of development of secondary sexual characteristic in male - 
Select and explain. 
A. Testicular development--pubic hair--axillary hair--beard, B. Pubic hair--testicular development--axillary hair -- beard, C. Testicular development --beard--pubic hair-axillary hair, D. Axillary hair--beard --pubic hair--testicular development
A: Testicular development--pubic hair--axillary hair--beard
Answer: A: Testicular development--pubic hair--axillary hair--beard 
Explanation: Ans. is 'a' i.e., Testicular development -- pubic hair -- axillary hair -- beard In boys, the first visible sign of pubey and the hallmark of SMR 2 is testicular enlargement. o The sequence of development of secondary sexual characteristic in boys is ? Testicular enlargement --> Penis enlargement --> Pubic hair growth Peak growth velocity --> Axillary hair -4 facial hair.