A synopsis is a brief biography of the bookbifu know what u mean hopebit helps
Principles
I think principal is not right because it doesn’t look right.
What is d? the question doesnt make much sense.
It expresses that the people are working together to make a more perfect union and make the United States of America a legitimate country with a constitution. The people in power are chosen by the general population, so it's a form of representative democracy.