Answer:
Maintain framework, provide public goods and services, maintain competition, redistribute income, stabilize the economy
Explanation:
The expanding of the muslim Empire in the years following the Prophet Muhammad's death led to the creation of the caliphates, occupying a vast geographical area and conversion to Islam was boosted by missionary activities particularly those of Imams, who easily intermingled with local populace to propagate the religious teachings.
In a confederal government, states function independently of one another.
Priests and bishops became elected and paid officials. Going off that, the French Revolution also ended papal authority over the French church. I'd go with the fourth option, "It gave citizens the right to elect priests and bishops." I hope this helped! :)