The correct answer would be - psychoanalytic theory.
Explanation:
Sigmund fraud presented the psychoanalytic theory very first time and since then it is gone through many refinement processes. It explains the personality organization and aspects of personality development that helps in the analysis.
It is also suggested that the external limits battle with the inner capabilities or forces of individuals. It can be observed in Childs as their behavior, feeling and thoughts lead to such conflicts.
Thus, the correct answer is - psychoanalytic theory.