Answer:
It is called feudal society which is divided into three stratum social.
Step-by-step explanation:
The feudal society is characterized by its division into the stratum social where the clergy is first, which had many influences with the second stratum that was the nobility, and finally, they handled the last stratum that was the commoners.
It was considered that being part of an estate would remain part of it until death because it could not scales between status, it is thought that religion was an influential component in the feudal division, as far as the nobility had power over the lands and the commoners; and the commoners had to obey the nobles, with no life-changing options.
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