In what role did both nobles and knights serve? Its a question from a program named Edgenuity. Answer options below.

1. vassal2. serf3. monarch 4. priest

The correct answer is 1. Vassal

Vassals were people who served other, higher ranked nobles. Being a vassal was often not something like being a slave, it just meant that you had to listen to someone higher ranked. Knights and nobles would often be vassals to other kings and nobles in the middle ages.