The following components influence which of the following:  Formal operational thought including complex and abstract thinking,  Explored and achieved identity with emotional stability, curiosity and responsibility,  Warm and democratic parents that foster high self-esteem, and  Exposure to diverse ideas and encourage independent, exploratory thinking.

a. personality

b. self-identity

c. self-esteem

d. identity formation

e. vocational development

f. all of the above