Civilization is the establishment of culture and a system of government in a society. And due to such privilege the society enjoys it thrives and grow larger and there would be a population growth and also poverty would be present and thus slums are created due to such growth but the system didn't change to cope up with the change happening.
Answer: Agriculture in the Middle Ages in Western Europe became more focused on self-sufficiency. Barley and wheat were the most important crops in most European regions; oats and rye were also grown, along with a variety of vegetables and fruits. Oxen and horses were commonly used as draft animals.
Explanation:
No bc Congress makes all the decisions.... for example, the President can try to make a law, but the Congress an veto it