1. When McMurphy is trying to pull him out of the fog, he realzes that he's not deaf, he started acting like that, because people thought he was too dumb to hear or understand all the thing they were saying, that reveals too why he was so oppressed and hasn't recovered.
2. Chief Bromden is the narrator of the story, he's an obsever since he is deaf and can't talk, he listened all that the people said, but this description of the fog is important because it allow us to understand the state of mind the patients had from Bromden's point of view and according to him, was produced by Nurse Ratched with her strict, mind-numbing routines and humiliating treatment. The character that takes all the patients out of the fog (the oppresion and incapability to recover and be sane aganin) is McMurphy.
2nd one
For example, forests help the environment by soaking up carbon dioxide, conserving soil, and preventing flooding.
I would say a hero is someone who stands out from the crowd and exceeds expectations to change the world. A hero is someone who perseveres to help society. During these dark days, for sure, all nurses, doctors, paramedics, firefighters are defined as heroes. They fight to save a life. To save a life that is crucial to its surroundings and community. With all their might, these heroes push and push and push the dark door away from the way to hopefully see the light that we are all waiting for.
No improvement to this sentence is necessary. It makes perfect sense on its own and sounds right. "Either" always takes an "or" else the word wouldn't make sense, as it's meant to contrast binary options.
eg.
I'm either going to eat food or drink water.
Answer is A. simply restate the thesis for emphasis. You will state this purpose in your thesis statement, and throughout the body of your essay, you will connect the story back to this main purpose. Your story will end in the last paragraph of the body, and you will only have the conclusion left to write.