What system in the Middle Ages was a system where people sought protection from the uncertainties of the time? In exchange for this protection, individuals were granted land by nobles. However, nobles often ended up with more land than they could manage on their own, leading to the rise of tenants who would work the land on their behalf. This land, known as a ______, was given to a tenant who then became a vassal of the king. These tenants, in turn, would subdivide their land and grant portions to ______forming a complex system of land ownership and obligations in medieval society?