Answer:
Ego, Id
Step-by-step explanation:
Sigmund Freud divided the psyche into three part in his personality theory. It divided psyche into id, ego and superego. All three develop at different stages in our lives. according to Freud's model id is primitive and instinct part of the mind, it contains aggressive and sexual drive, hidden memories, while the super ego operates on moral conscience and the ego mediates between the super ego and desires of id, it is the realistic part of the psyche.