This is a monologue because only one person speaks
Answer:
The main idea of Thurgood Marshall's speeches was the importance of civil rights. Toward that end, he emphasized the idea of the Constitution as a living document and the significance of the individual. The defense of democracy and of equal justice under the law required constant vigilance.
Explanation:
Our brains use other memories and other stories when there are gaps
The best answer would be Letter B - to entertain.
The author merely would like to provide amusement to the readers at his expense. It certainly does not persuade, explain, nor inform anything since it states - <span>But why bother with the descriptions; you’ve probably already grasped the idea!</span> - which could be taken as a witticism.