Answer: 40 to 65 years
Explanation: In the seventh of eight stages of Erik Erikson's theory of psychosocial development. This stage takes place during middle adulthood (ages 40 to 65 yrs).
In this stage, without getting positive feedback, the person feels inferior and loses the motivation to work. Frustrated they are unable to fulfill their obligation to their family or work. They feel not motivated to invest in personal growth and in productivity.