The source of the article was credible.
For question number one (D) the purpose of a book report is to explain a book. So option D is your answer. Because when you write a book report you are including details from the book and examples generally speaking you normally write book reports to teachers to prove that you read a book therefore you are explaining what happened in the book.
For question number two (C) this statement is an example of an opinion. However it may seem scientifically correct that is still an opinion because it does not have Facts and it does not have evidence. Also pay attention to in the statement where it says “might “that is not a definitive statement saying yes they will so therefore this is the doctors opinion.
For question number three (B) this is a description of octopi and their behaviors and mannerisms.
I believe that the work is Marc Anthony's Speech from Shakespeare's Julius Caesar ,and the full line is:
O judgment! thou art fled to brutish beasts,
and his purpose is to say that the judgement is not following the reason, but instead that people follow the wrong people in their judgement (those people is what he means by "brutish beasts")
Witches play a role of faith which is always a step ahead of Macbeth. He thinks that he understand the future, but faith is just playing with him the entire time. let me know if you have any further questions.