It is an Argumentative essay.
1) Brain Cancer. ...
2) Increases stress level. ...
3) Weakens immune system. ...
4) Chronic pain. ...
5) Eye/ vision problems. ...
6) Hinders sleep. ...
7) Germs. ...
8) Hampers your thinking process.
The answer is A. who and whom are personal pronouns
Geoffrey Chaucer narratives the “Pardoner’s Tale”