What does it mean when a word has an S at the end without any ‘

Read the excerpt from martin luther king jr.’s “i have a dream” speech. the negro is still languishing in the corners of american society and finds himself an exile in his own land. and so we’ve come here today to dramatize a shameful condition. the emotional connotation of the underlined word king express his a. indecision. b. hopefulness. c. spirituality. d. outrage.

Which statement best describes the intended aesthetic impact of this excerpt?

According to the police officer, the car accident could not have been avoided.