<span>he dominant social system in medieval Europe, in which the nobility held lands from the Crown in exchange for military service, and vassals were in turn tenants of the nobles, while the peasants were obliged to live on their lord's land and give him homage, labor, and a share of the produce, notionally in exchange for military protection.</span>
Answer:
Roman eperors held events like those to get rid of slaves, traitors, and evil people. The best answer that I can give you is they prevented revolts.
Explanation:
I think it’s A, i’m not 100% sure so let me know if it’s right or wrong
