The female growth spurt during adolescence is stopped by ____.
a. testosterone c. the onset of menstruation
b. estrogen d. completion of breast development
Question 2
Object permanence refers to:
a. an understanding that changes in shape do not change the object.
b. a realization that objects can look different, but still be the same.
c. a recognition that things exist that cannot readily be seen.
d. none of these
