Explain socioemotional selectivity theory

Explain socioemotional selectivity theory. Address the following questions:
What are the key elements of socioemotional selectivity theory?
How does socioemotional selectivity theory relate to what an adult’s perspective of time is like and how time should be spent in adulthood?
What is the role of personal goals and behaviors in socioemotional selectivity theory?
How does socioemotional selectivity theory explain a midlife crisis?
In adults who perceive unhappiness regarding their life circumstances, how can an understanding of emotional and motivational development lead to improvement in life satisfaction? Answer the following question:
What suggestions do you have for an adult experiencing a midlife crisis?