The process in which modeling paves the way for the development of more general rules and principles is known as ___________ modeling

Which of the following is a commonly held misconception about heritability?

A) Heritability tells us whether or not a trait can be changed. B) Heritability applies to differences among individuals rather than a single individual. C) Heritability is a changing, never-constant number. D) Heritability is constant across people of different racial and ethnic backgrounds.

In the U.S., by 11th grade, ____ of adolescents have experienced a romantic relationship

a. 50% b. 60% c. 70% d. 80%