Final answer:
Peaceful demonstration exemplifies the principle of popular sovereignty in a democracy, where the government's power comes from the people who have the right to express their opinions and influence government actions.
Step-by-step explanation:
Participation in a peaceful demonstration exemplifies the principle of popular sovereignty, which is the idea that the power of the government is derived from the consent of the governed and that the government serves the people. This concept is deeply rooted in democratic ideals and ensures that citizens have the freedom to express their opinions and influence government actions. Peaceful protests are one of the many ways individuals can exercise their rights and participate in the democratic process to shape the direction of their government.