What was the first theory about the structure of the psychic apparatus presented by Freud in his book The Interpretation of Dreams? I - The theory...

What was the first theory about the structure of the psychic apparatus presented by Freud in his book The Interpretation of Dreams?

I - The theory refers to the existence of three psychic systems: unconscious, pre-conscious, and conscious.
II - The unconscious is the set of contents not present in the current field of consciousness, and it is governed by its own laws of operation.
III - The pre-conscious refers to the system where contents accessible to consciousness remain.
IV - The conscious is the system of the psychic apparatus that receives information from both the external and internal worlds.
V - The theory refers to the existence of four stages of sexual development: oral, anal, phallic, and genital.
VI - Freud's discoveries about the causes and functioning of neuroses revealed that most repressed thoughts and desires referred to sexual conflicts located in the first years of life.
a) I, II, III, IV, and V are correct.
b) I, II, III, IV, and VI are correct.
c) II, III, IV, V, and VI are correct.
d) I, II, III, IV, V, and VI are correct.