Answer:
Hedonic adaptation
Explanation:
=====>The concept or the theory of Hedonic adaptation is very important in Psychology in the Explanation of the level of happiness. Like a common classic scientific saying that says that what goes up must surely come down is the main explaination for this type of adaptation which is called the Hedonic adaptation or the Hedonic treadmill. This concept or theory believes that at a particular period of time the level of a person's happiness becomes stable.
