What Is the Current Status of Freud's Idea That Psychic

Multiple Choice

What is the current status of Freud's idea that psychic energy is limited?

A) This idea has withstood the test of time and empirical scrutiny.
B) The newer idea suggests it is the mind's processing capacity rather than psychic energy that is limited.
C) No research has tested this idea, so little can be said about it.
D) This is an idea that trained psychoanalysts tend to reject but academic researchers tend to favor.