The correct answer is a powerful monarch backed by a noble fighting class.
This excerpt describes a loyal fighting class and a powerful monarch, it has the typical heroism from the Middle Ages.
Noblemen were represented by heroic figures, which played an important role in literature during the Middle Ages and established the characteristics of many warriors and knights of the period.
The purpose of a Venn diagram is to show all of the possible relations between a finite collection of different sets. Basically, it's compare and contrast.