Argues that people need to maintain their desired level of involvement in society to maximize their sense of well-being and self-esteem.

Continuity Theory

Explanation:

Continuity theory is a psychological theory that explains people's development in old age. It states that older adults would generally retain the same habits, attitudes, personality traits, and relationships that are connected to their past experiences. In other world, older people maintain the continuity in their lifestyle by adapting to strategies that are connected to the early years of their life.

i’m   sure probably just geuss and see which one you can get right, i’m pretty sure it is the combination of goods and services