271. Why would early maturing boys be more likely to show more violent and nonviolent delinquency than late maturing boys? 272. During early adolescence, there is a marked increase in the dopamine activity in which two areas of the brain? 273. Name the hormone that decreases in adolescence and causes teens to prefer a later bed time and later rising time. 274. According to Piaget, what type of thinking emerges around 11 or 12 years of age and solidifies over the next four or five years? 275. According to Piaget, the ability to think like a scientist by mentally generating educating guesses, making predictions about the outcome, and coordinating conclusions with the evidence is known as what type of reasoning? 276. What is metacognition? 277. What are common sense strategies or rules of thumb that are often useful but do not guarantee an optimal solution? 278. What is meant by the term hot cognition? 279. When are people especially likely to rely on experiential processing? 280. On what type of adolescent research was the 2005 U.S. Supreme Court decision partly based that banned the execution of murderers who were less than 18 years of age at the time of their crimes?