16. Which constitutional principle most reflects the American value of participation?

The constitutional principle that most reflects the American value of participation is popular sovereignty. This principle asserts that the authority of the government is derived from the consent of the governed, emphasizing that the people have the right to participate in the political process. Through mechanisms such as voting, civic engagement, and representation, citizens are empowered to influence governance and policy. This foundational concept underscores the importance of active involvement in democracy.