WAEC - Government (2009 - No. 7)
The subordinate class of people in the social hierarchy of a feudal system is the
lords
vassals
nobles
armed forces
Explicación
A vassal is a person regarded as having a mutual obligation to a lord or monarch, in the context of the feudal system in medieval Europe. The obligations often included military support by knights in exchange for certain privileges, usually including land held as a tenant or fief.