How did Charlemagne improve European society? O He expanded government, which grew trade.
O He changed the law, which gave serfs freedom.
O He expanded the church, which improved education.
O He returned land to people, which helped them build cities.

Explanation:

Charlemagne has made many impacts on european society, for example... charlemagne expanded the reform program of the church that also strengthend(sorry if I spelled that wrong) the church's power structure and advancing the skill and moral quality of the clergy. Through these conquests Charlemagne united Europe and helped spread christianity worldwide. ( I came across this question at the same time I was reading about charlemagne in my textbook)

answer: in october 1962, an american u-2 spy plane secretly photographed nuclear missile sites being built by the soviet union on the island of cuba. president kennedy did not want the soviet union and cuba to know that he had discovered the missiles. he met in secret with his advisors for several days to discuss the problem.

explanation:

the answer should be a. the sui empire, the tang empire extended from korea in the west to manchuria in the east.