Which is the BEST way to determine the author’s purpose for writing a literary work

They always say that juvenile delinquency is a problem. a.)them b.)everyone c.)a noun

Read the following sentence from excerpt of the narrative of the live of frederick douglass and define the bolded word: "why master was so careful of her, may be safely let to conjecture." question 10 options: a) prayer or hope b) guesswork or speculation c) relief or ease d) disapproval or disappointment

How does this comparison reinforce what powell is trying to say in this paragraph