Answer:
Not misusing the school‘s property, not bringing in weapons or drugs, and being kind to all of your teachers and classmates.
Explanation:
You would be a knight! Knights' job was the protection of the area and they would spend their entire lives practicing and training
A vassal and lord are more general names for the relationship between the classes, so a knight is a vassal of the king or of the nobles and the king is his lord.
