Answer:
A. People who worked in land were bound to it and had few nights
Step-by-step explanation:
Manorialism is a social system that occurred in Medieval Europe. It was usually centered around a major house, castle or estate, around it was located a series of small units that were also called manors.
In those manors, free people and serfs worked on the land in return for protection and the right to work to fulfill their basic needs.