The correct option is D Democracy
Democracy is a form of government formed by the people, for the people and of the people. Monarchy is a form of government where the rulers are not chosen by the people and belong to a single family. Oligarchy is a form of government where a group of powerful unelected people rule the country. Dictatorship is a form of government run by a powerful leader (elected or unelected). Non-democratic governments usually prohibit alternative opinions and voices in a country.