Why would selling indulgences not have been possible before europe had switched to a money economy ?

15 points to the "charlemagne" section, what were the two policies that charlemagne implemented when he took the throne? what was the result of the policies and how did it impact his warriors?

Which statement best summarizes how interpreted in very strict terms government have changed over time

Conflict often developed between and the pope over how much influence the pope had over choosing local church officials. fill in the answer! like i mean tell me the answer! i am desperate! its the last question of the test so ! asap