After the Roman Empire collapsed, the Catholic Church began to unify Europe by
O
o
o
taking on many duties of a government
attracting many Christians.
letting people elect their own priests.
making the pope as powerful as an emperor.

Te correct answer is A

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )

they are best known for the cliff pueblos found throughout arizona, new mexico, colorado and utah. and for their development of desert farming.

hope i

-lavira: )

d. it gave farmers a way to organize for more political power