Why was Langston Hughes recognized as a great American literary voice of the 20th century?

Read the passage from an argumentative essay. many endangered species are currently threatened by climate change. there are some laws already in place, but are they effective enough? anyone with a conscience knows that these creatures deserve the chance to survive without outside threats impeding their survival. i suppose this is a tough decision for lawmakers, but i hope they choose wisely. which statement best evaluates the claim in the passage?

Life is a barren field frozen with snow. what literary device is he using? a.metaphor b. simile c. personification d. none of the above

Is the book the outsiders a realistic story? plz explain. asap!