What does the suffix -ist mean in the word optimist?

Reflect on the strange case of dr. jekyll and mr. hyde. in five to six sentences? explain how dr. jekyll develops

Which statement best explains how the setting affects the meaning of the story? a. the water and wave motif conveys the queasy feeling the narrator has when walking alone at night. b. the firefly light conveys a feeling of nostalgia for long summer evenings spent with family. c. the phrase whispering and murmurs" suggests that the main character has fits of madness. d. the comparison of the street to a graveyard suggests that something is terribly wrong with society.

Hi brothers and sisters may you tell me the answer of question ?