What Is the Central Concept Behind the Phenomenon of Ego

Multiple Choice

What is the central concept behind the phenomenon of ego depletion?

A) People are unable to focus on a task when they are trying to keep distracting thoughts out of consciousness.
B) Ego strength is like a muscle that can be built up or atrophy.
C) Over time across the lifespan, people lose the majority of their cognitive faculties.
D) When people are in a state of high self-awareness, they become less focused on their own goals and attitudes.