The citizens' assembly of Athens polis () A. It is the highest authority of the polis B. It is the highest judicial and supervisory organ C. All citizens over 20 years old.

A

The highest j

A

The highest judicial and supervisory organ of the Athens city-state is the jury court, and the members of the 500-member conference are elected by lot. The statement in item C is not accurate. The participants in the citizens' meeting should be male citizens over 20 years old. Item a meets the meaning of the question.