__________ is obtained by dividing a person’s mental age by the person’s physical age and then multiplying the quotient by 100.

As a demographer, Sherwood would be most interested in studying a. implicit memory and how it changes with age

b. the number of neural connections contained in the central nervous system. c. the distinction between presbyopia and presbycusis. d. how the number of young people in a population has changed over the past 50 years.

If two-year-old Kelly had an internal working model, she would a. believe that inanimate objects have the ability to move and breathe

b. expect her mom to respond when she is upset. c. talk to herself out loud. d. form an insecure attachment to her parents.