During the early Middle Ages, western European societies were most influenced by

Catholic Church.

Explanation:

And this was not only the case during the early Middle Ages but the entire Middle Ages. In Western Europe, society was completely under the Catholic Church's influence, which completely controlled every segment of society. Science, culture and the arts, and even political leaders were arrested by church dignitaries, the pope who was the greatest authority.

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.

answer; eurasia;