It helps develop the theme because with the teacher being strict Kevin no longer tries to get answers from his father and listens to the teacher and Kevin learns from it.
The answer is
“A. The injustice of discrimination.”
The reason for this is that the dog is at old age, stinky and is about to die. And in the book Carlson believes his useless for that reason, and the dog was discriminated for it. The author expressed how society treats (or discriminate) people of old age, person with disabilities and minorities.
There isn’t a link but you have to link your sources in alphabetical order or here’s a link to do it for you
https://www.citationmachine.net/mla/cite-a-website.
What do you mean paragraph 5?
I believe the second choice is the best option. “Millennials are credited with creating new and fast-growing buzzwords like “adulting.”