The system of feudalism served as all of the following except as a

a.
labor system.
b.
form of government.
c.
form of social hierarchy.
d.
system of social equality.

a system of social equality

Explanation:

feudalism separated people into classes. the peasants or serfs served their lords, the lords were subject to the king, and the king was often subject to the church

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma

the answer d vegetative