What level of government must establish public schools?
federal
state
federal and state
federal, state, and local

The correct answer to this question would be alternative B)"State" .

The State is supposed to establish and provide for public schools.

Federal Government has influence over education as a whole in the country, but State Government is supposed to establish and take care of public schools, providing good education for its population.

these civilizations were located around fertile rivers, where they could produce an abundance of crops

when he becomes king