Nonfiction generally doesn't have much figurative language.
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Answer:
1. economics a. restricted to examining material goods
2. philosophy e. development and culture of man
3. political science f. principles of government
4. psychology d. studies individuals
5. history b. recording major events of the past
6. anthropology c. studies truth and knowledge
Because he has the fine line of informing his opinion along with his statement. He project vomits all of his information which gets people to listen to him. Figurative language helps him speak for the professional side of speaking out about civil rights for African-Americans.