Final answer:
In Erik Erikson's developmental stages of life, young adults first face the crisis of Intimacy vs. isolation. According to Erikson, individuals in early adulthood are concerned with developing intimate relationships and forming strong connections with others.
Step-by-step explanation:
In Erik Erikson's developmental stages of life, young adults first face the crisis of Intimacy vs. isolation. This stage occurs in early adulthood, typically from the 20s through early 40s. According to Erikson, during this stage, individuals are concerned with developing intimate relationships and forming strong connections with others. Failure to develop a positive self-concept in adolescence may lead to feelings of loneliness and emotional isolation in early adulthood.