A primary source of anything is a first hand account be it a diary, eye witness account, the person must have experienced it themselves while a secondary the information could have been passed on for example a news paper or memoir on someones life.
There was education for the upper class and general population in that empire.
Let me know if that was correct... sorry if it wasn’t :(
Brainliest is very much appreciated
C, It led people to question humanism and base modern philosophy on Christian moral principles.