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.
Sagacity is the quality of being wise or having good judgment. An example of sagacity is when a person refuses to get in the car with someone who has been drinking. The quality of being sage, wise, or able to make good decisions.
The answer would be B. Pretentious.