Santrock suggests an uncertain, temporary, or unsettled character too early adulthood. Santrock describes several theories of adult cognitive development that might be applied to understanding young adults' uncertainties.

Which stages or characteristics, taken from the various theories, best explain youths' delay in making decisions?

Why it is the best and why the other answers are not as good.

Begin by describing the criteria that developmentalism uses to identify an individual as an adult and explain the critical issues related to cognition at this stage.

• Formal operations (Piaget)
• Pragmatic constraints view (Labouvie-Vief)
• Relativistic thinking (Perry)
• Post-formal operations (Piaget)