Answer is 2 but sorry if it’s wrong:c
The question is incomplete.
Answer:
The bravest is someone who decides not to follow along with behavior of a group because they may look down on you and threaten you and do all sort of things but being brave and courageous keeps you going.
You could put up posters, volunteer at animal hospitals, or maybe even research them to know more about their needs.
Answer:
The correct answer is D.
Explanation:
A is very informal due to the use of slang such as ''ain't''.
B has an informal tone and language due to the usage of 'you guys' to address other people.
C is very informal due to the use of shortened street slang ''Y'all'' commonly used in informal set-ups for example among friends.