How does democracy produce an accountable, responsive and legitimate government?

Democracy produces an accountable government: Democracy produces an accountable government because the people have the right to choose their own leaders through the elections. The elected leaders from the government and participate in the decision making progress on behalf of the people. If these representatives do not work in an effective manner the people might not them elect again in the next elections. In this way, they elected representatives are held accountable for the decisions.
Democracy produces a responsive government: The leaders in a democratic government are elected by the people and have a responsibility towards them. These leaders promote the acceptance of public opinion and take care of their expectations.
Democracy produces a legitimate government: A democratic government is a legitimate government because elections are held and regular intervals. The universal adult franchise allows the people to elect their leaders after every 5 years. The party which has the maximum votes forms the government. If they do not perform according to the expectations of the people, they might lose the next elections.