Answer:
A. Popular sovereignty
Step-by-step explanation:
Here we see embodied the principle of the popular sovereignty, an idea dear to the thinkers of the Enlightenment. The people are the true and only sovereign, not an absolute monarch nor an authoritarian government. It´s up to the people to decide what form of government they should have, and those who rule must do so with the consent of those ruled, with their will expressed in a social contract.