"Plato witnessed democracy begrudgingly in his city of Athens. Ancient Athenian democracy differs from the democracy that we are familiar with in the present day. Athens is a city-state, while today we are familiar with the primary unit of governance operating nationwide. Consequently, governance of a smaller population enabled more ‘direct’ forms of democracy rather than the ‘representative’ forms accorded by contemporary constitutions.
All citizens (with the pertinent qualification of their being free men) were permitted the opportunity of equal political participation: Important decisions were made by the assembly, where each citizen had the right to speak and the majority of offices were assigned by lot.
Professional prosecutors and judges did not exist in Ancient Athens. Instead, it was left to the ordinary citizen to bring indictments, act as jurors, and deliberate on the outcome of trials."
In economics, marginal cost is the change in the total cost that arises when the quantity produced is incremented by one unit; that is, it is the cost of producing one more unit of a good.
The age of voting is one qualification that cannot be changed by the states. It is actually a federal procedure and the states do not have the right to alter it.The correct option among all the options that are given in the question is the last option. I hope that this is the answer you were looking for and it helped you.