Answer:
Freud, ego
Explanation:
Freud was a psychologist who has given the psychoanalytic theory of personality development which states that the conflict between three fundamental structures of humankind helps in the development of personality. These three fundamental structures are id, ego, and superego.
According to him to reduce anxiety, get rid of punishments, and maintain parents live and affection, children internalize their standards of wrong and right and form the ego. According to him, the ego balances the drive of id and superego.
The implementation in psychology is most successful when the person could be able to tackle one habit at a time, where in, the person could focus in each and to effectively use this method in quitting the person's habits. The implementation has the capability of helping an individual in modifying his or her behavior and habits to reach their goals.
For the most part, TRUE!
However, physical exercise DOES play a good part in staying fit and maintaining healthiness.
But, overall, I'd say the correct answer is TRUE.