Answer:
In the feudal system (in Europe and elsewhere), the nobility were generally those who held a fief, often land or office, under vassalage, i.e., in exchange for allegiance and various, mainly military, services to a suzerain, who might be a higher-ranking nobleman or a monarch.
Step-by-step explanation:
Nobility was the highest social class in pre-modern societies. In the feudal system (in Europe and elsewhere), the nobility were mostly those who got land from the monarch and had to provide services to him, mainly military service. Men of this class were called noblemen