The correct option is A
Athens organized other Greek city-states into the Delian League
The Delian league was formed in 478 BC, as an association of greece cities,led by Athens with a common agenda of continue with the defeat of Persia following the greece victory of Battle of Plataea.Like the typical karma,picturing the USA, the city of Athens refused members from leaving the confederation in what led to series of civil war that weakened the Greece civilization.
