Adolescents with better _______________ functioning generally delay sexual activity until older ages

Which of the following is representative of Sir Francis Galton's perspective on the causes of IQ?

A) Galton believed that intelligence was determined 50% by environment and 50% by genes. B) Galton placed a lot of stock in heredity and believed that genes significantly influenced IQ. C) Galton was an environmentalist and believed that social factors significantly influenced IQ. D) Galton believed that intelligence was a trait that changed significantly over time.

Scholars of human development generally regard development as ______

a. discontinuous b. continuous c. stage-like d. abrupt