Which One of the Following Best Describes Erik Erikson's Theory

Which one of the following best describes Erik Erikson's theory of psychosocial development?

A) A series of stages, each of which has a unique developmental task to be addressed
B) A process of becoming increasingly self-confident through the years as one's competence improves
C) A series of stages in which people develop increasingly more sophisticated social skills
D) A progression of increasingly abstract understandings of social situations