What were the social classes during the Middle Ages of Europe

In the Middle ages society was conposed by three orders of people: the nobles, the clergy, the peasants. They also believed that it was very important to preserve this division and to remain in the social class where you were born in order to maintain the general equilibrium.

Explanation:

they both built pyramids.

explanation:

an oligopoly is a term used to clarify the structure of a particular market, industry, or organization. a market is considered oligopolistic or amazingly focused when it is shared between a few companies.