A period from about age 18 to the mid-twenties when many in Western cultures have not yet achieved full independence as adults is called

A) puberty.
B) a rite of passage.
C) emerging adulthood.
D) the formal operational stage.

Emerging Adulthood

characterizes a developmental phase, approximately from the late teens through the twenties, marked by exploration, instability, and self-focus, often considered a transition from adolescence to full-fledged adulthood.

Full Independence

A state or condition in which an entity or individual has complete freedom and autonomy to make decisions and actions without external control or influence.

Formal Operational Stage

The fourth and final stage of Piaget's theory of cognitive development, characterized by the ability to think logically about abstract concepts and hypothetical situations.