Concept:According to Sigmund Freud's psychoanalytic theory, the ego is the part of personality that deals with reality, operating on the reality principle.
Explanation:The id works on the pleasure principle, seeking immediate satisfaction of basic desires.
The ego emerges from the id to interact with the real world.
It uses logic, reason, and planning to delay gratification until a suitable object or situation is found.
The ego balances the demands of the id, the superego, and external reality.
Thus, the ego is guided by the reality principle, not by pleasure or idealism.
The superego, on the other hand, follows the idealistic principle based on morals and perfection.
Answer:B. Reality principle