Explain how and why one feature of the U.S. government is the most important for America’s democracy.

Explain how and why one feature of the U.S. government is the most important for America’s democracy. Choose one feature below to discuss in detail:

• Written, detailed, flexible Constitution.
• Robust checks and balances.
• Explicit separation of powers.
• Expansive interaction by different political actors and processes with the federal government.

Use real-world examples and details to support your arguments.