What acspecyt of like thart enhances our positive feelings is likely to do so for only a short period of time?

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.

out of the choices i'd say d the ability to set goals, mainly because to desire to continue you need motivation but it isn't motivation in that part, but setting goals means you have an endgame and you want to reach it which sums up motivation.