What is the purpose of the phrase "We the People of the United States' in the Constitution's preamble?
We the People of the United States, in order to form a
more perfect Union, establish Justice, insure domestic
Tranquility, provide for the common defence, promote the
general Welfare, and secure the Blessings of Liberty to
ourselves and our Posterity, do ordain and establish this
Constitution for the United States of America.

A. To guarantee that the American people will get to vote on all new
laws
O B. To explain that the US government has a duty to protect its
people
C. To show that the government must respect people's natungl rights
D. To show that the people hold all political power in the country