The looking-glass self describes the process wherein individuals base their sense of self on how they believe others view them. ... According to Self, Symbols, & Society , Cooley's theory is notable because it suggests that self-concept is built not in solitude, but rather within social settings.
What are your answer chocies
Because they have work and need to pay
maturity is about the way you act and interact with the world around you.
I'm pretty sure the answer is the third one!