3. how did charlemagne most effectively convert many pagans to christianity?

a by requiring church attendance

b by reviving latin learning

c through missionaries

d through papal mandate

4. what was a major effect of pope leo iii crowning charlemagne emperor of the romans?

a decline of latin learning throughout europe

b future collaboration between popes and emperors

c unification of the eastern and western roman empire

d revival of the ideal of a unified christian community