I think its the third one. Hope I'm right, and hope I helped you.
The answer is A-the tension between Gabriel and the family
that's the answer because Gabriel gets made at john because roy got injured and tries to beat john but the mother intervenes and that made Gabriel made at the whole family and made it and extremely unsafe place to be.
He uses emotional language to deliver a message to his mother. The message he is giving across also gives off the idea that other people should appreciate their mothers more and to not take them for granted.
Why did the neighbours immediately call the cops? Did they already know he was guilty? Were the cops making him go insane at the end? Did the cops suspect him before he admitted it? What is wrong with the narrator mentally? Is he even human?