Based on the information provided, the suffix –ist here most likely means:
“one who practices”
<u>Explanation:</u>
A suffix is/are a group of letters that are added towards the end of a noun or verb which would add more meaning to the word or also change the function of the word.
Regarding the same, the letters –ist is added to the word science which makes it “scientist” and similarly for atom, making it “atomists”. This changes the meaning of the word by making it belong to a person in the form of an occupation that a person holds.
The correct answer is - The insane live in a reality of their own.
The narrator's reality isn't the same as the old man's reality - this is because the narrator is insane. However, he wasn't always insane - what drew him to madness is the old man's 'eye of a vulture.' He became fascinated with the eye, started hating it so much that he wanted to kill the old man, which he did. After that, his madness didn't go away - it just grew stronger until he admitted his crime.
Because they do not realize how valuable it is.
<span>Valjean's appearance is tattered and poor
I think that's your answer</span>