Researchers believe that the continued maturity of which lobe of the cortex during young adulthood is responsible for cognitive changes such as focusing attention and goal-directed behaviors that lead to expertise

Robert R. Hazelwood (1993) interviewed 41 men who had each committed rape at least 10 times. How many of the men reported being sexually abused as children?

A. 6 B. 17 C. 31 D. 40

A new acquaintance at a party tells you a telephone number in the hope of going out on a date. How long will it take for the number to be erased from your short-term memory?

A) 3–4 minutes B) 15–20 seconds C) 30–45 seconds D) 1–2 minutes