Books that contains words of similar meaning and opposite meaning are called

What are the authors purposes in writing its our world too young people who are making a difference

How does this comparison reinforce what powell is trying to say in this paragraph

At one point in the memoir, the ship strikes a rock and begins to leak. how does diaz del castillo solve this problem? by tossing the fresh water overboard. by forcing the crew to pump out the water flooding by calling for to a portuguese diver. by praying to the almighty.