The answer should be Duel federalism
To negotiate lower prices for supplies.
Question:
When writing an essay, a writer's best piece of evidence should appear in which paragraph?
Answer:
In the middle of the introduction and the conclusion.
You want it to be your main point, so the middle of the introduction, but you also want to leave off on a good point. That would be the conclusion.
-Brainly Answerer
Your answer is William Marbury.