What aspect of society does Charles Dickens criticize in this excerpt from Oliver Twist?

Which word best describes the white rabbit in the passage?

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

This is a set of words that begins with a preposition.