Answer:
The correct answer is - the democratic theory.
Step-by-step explanation:
The democratic theory is a theory that explains that various aspects of democracy such as the importance of democracy, how it is formed, and who rule and what they do.
This theory is the concept that is more often assumed as elections are something that determines who is going to govern and what policies will be enacted into law. It is not correct completely as in democracy people elect their representatives who will question and demand the government for the development of the society and enacting the laws on collective decisions.