which theory explains that physiological needs create an aroused state that motivates an organism to reduce the need?

Drive-reduction theory

Explanation:

According to the drive-reduction theory, an organism will always act in a way to feed their drives. A Drive is something that our body needs physiologically or psychologically.

The behavior of an organism is almost completely based on the organism's need to feed their drives.

There are two types innate drives which are basic needs such as food, water, shelter and secondary drives such as money.

Hence, the question is referring to the drive reduction theory.