Final answer:
Political debates enable the US to maintain its representative democracy by fostering informed citizen participation and decision-making.
Step-by-step explanation:
Political debates enable the US to maintain its representative democracy by fostering informed citizen participation and decision-making. In a representative democracy, citizens elect representatives to make decisions and pass laws on their behalf. Political debates provide an opportunity for candidates to present their views and proposals, allowing citizens to make informed choices and hold their representatives accountable. By engaging in political debates, citizens can actively participate in shaping policies and ensuring that the government represents their interests and values.