Answer:
O3.Direct democracy
Step-by-step explanation:
O1.A monarchy.
clearly comes from the word monarch a government that is firm and hereditary mostly used by royal families
O2.Theocracy
this is a form of government in which a religious leaders heads the country kinda like late Rome the religious leaders were given authority over the state
O3.Direct Democracy
its a state in which the citizens are given rule or chance or blah blah to choose on their own free will who will rule them so they have the power to choose their leader who would then represent them while they are given power to choose their laws too
O4.Autocracy
In this only one person has complete authority no subordinates nor any ome he has power over everything kinda like a king or something maybe even an emperor
(thanks sorry and hope i helped)