Which of the following concepts did Freud believe determines each person's stability?

Id Superego Ego Relative strength of id, ego, and superego

Relative strength of id, ego, and superego

According to Freud, the relative strength of the id, ego, and superego determines each person's stability. In some individuals, the id may be stronger than the superego, while in others, it is the opposite. This balance between the three competing forces shapes a person's behavior and psychological functioning.