Answer: C) A vote by people.
Explanation:
Popular sovereignty is the postulate that the power of government is produced and maintained by the consent of the people, the only source of all political power, which is channeled by their elected representatives.
The concept of popular sovereignty in the modern era was developed by the social contracts school, embodied by Thomas Hobbes, John Locke, and Jean-Jacques Rousseau.
The Chaldean's overthrew the Assyrians because they got tired of the Assyrians controlling them.
