Which sentence best describes a characteristic of a parable?

a. the story contains animal characters.
b. the story contains a moral.
c. characters have superhuman abilities.
d. the setting is a make-believe world.

the words "slavery," "devils," and "murderer" evoke a sense of disgust.

evertheless he ought to be slow to believe and to act, nor should he himself show fear, but proceed in a temperate manner with prudence and humanity, so that too much confidence may not make him incautious and too much distrust render him intolerable.

explanation:

not sure maybe the subject closer to it or subject-verb agreement

whats the underlined word