Heyo, I believe your answer would be B. increased over each decade.
As a civilization develops, government is needed to balance any decisions, religion, and/or way of life. Without a central government, a civilization is most likely split into separate groups to survive, whereas with a government everyone can work and fight together. I hope this helps :D
A) True
They were angry at colonists for taking their land.
Answer:
The decline of the Roman Empire
Explanation:
The reason for the development of both feudalism and manorialism were both caused by the decline of the Roman Empire.
Manorialism and Feudalism are similar concepts based on land tenure system and land distribution among lord and vassal or subjects.
It was developed during the decline of Rome as an empire and at a time when countries were becoming more centralized.