I believe the correct answer would be D. Romans
Answer:
It provided security and safety to the people from violoence and war during the fall of Rome by establishing a stable caste system. It was able to keep out invaders, and people were bound to each other by loyalty.
Explanation:
If there are different mediums on one subject, it seems more popular hense the human brain would natural like it more. As well as if it is on different mediums, it can get to people faster like if one person only like poems, they could get into the painting via the painting. I hope this helps. ;)