"I Used to Have More Time to Think About the Theoretical

Multiple Choice

"I used to have more time to think about the theoretical ideals of truth,justice,beauty,and peace,but now I have three kids,two jobs,and a huge mortgage to pay.My 'ideal' now is to make it to the end of the week so I can sit in the hot tub for an hour and think about how I'll cope with next week." As this statement shows,what we think about (and how we think about it) changes a good deal when we take on the responsibilities of adult life.This idea plays a central role in the theory of adult cognition proposed by:

A) Piaget.
B) Perry.
C) Schaie.
D) Labouvie-Vief.