In the past, the transition to young adulthood occurred when people were married, entered parenthood, and started stable work. Around what age does this happen for most people today who live in developed countries?

In about _____ percent of CP cases, the brain damage occurs during prenatal development

A) 10 B) 20 C) 50 D) 70

Zach is a teenager. His ability to listen to his iPod, do his homework, and watch TV at the same time demonstrates that he has achieved ________ in many of his activities

A) automaticity B) metacognition C) collaborative learning D) theory of mind