The correct option is C Both A and B
According to Plato self or psyche consists of three parts. Reason, spirit and appetite. Reason or logic judges what is true or false. Spirit makes us angry or high tempered. The appetite shows the desire of love, hunger and thirst. According to Plato the just soul or self allows reason to dominate and control remaining two. Corresponding to these three elements in human nature there are three classes in the social organism-Philosopher class or the ruling class which is the representative of reason; auxiliaries, a class of warriors and defenders of the country is the representative of spirit; and the appetite instinct of the community which consists of farmers, artisans and are the lowest part of the hierarchy.