Can you give more context please?
Answer:
begins in humans when a male is sexually matured at puberty, around the age of 10 through 14.
Explanation:
hopefully this helps
Answer:
formal writing is when you write or speak with someone in a manner which is more "respectful" For example: a teacher
and informal is when you talk with someone in a manner which isnt exactly respectful : sometimes using slang: eg; friends,
Explanation:
The correct answer would be B.
i dont know the second one sadly :(