Concept:Democracy is important because it ensures that the people have a voice in how they are governed.Explanation:In a democratic system, the government derives its authority from the people. This means citizens are allowed to vote, express their views, and take part in decision-making processes. Popular participation strengthens accountability and gives legitimacy to the government. Political apathy means lack of interest, which weakens democracy, so option B is not correct. Operational bureaucracy exists even in non-democratic systems, so option C is not the main reason. Ethnic competition and rivalry are negative outcomes that democracy seeks to manage, not promote, so option D is incorrect. Therefore, the important feature of democracy is that it allows citizens to participate actively in the affairs of their country.Answer:A. accommodates popular participation.