Read the Preamble to the U.S. Constitution below:
We the people of the United States, in order to form a more
perfect Union, establish justice, insure domestic tranquility,
provide for the common defense, 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.
Which section most clearly indicates the main purpose of the Constitution's
authors?
O A. We the people of the United States
O B. to ourselves and our posterity
C. Constitution for the United States of America

A preamble is a part of the introductory part of a law in which the reasons for which it originated are contextualized and exposed. According to the foregoing, the preamble of the United States allows us to know the context in which the Constitution originated and its purpose as a normative framework of a nascent nation. So the correct answer is the "C. Constitution for the United States of America" because fragment clearly establishes the purpose of this document.