The difference between a 3-year-old's development of "pretend" compared to her or his development of "belief" can be illustrated by __________.

What are two causes of the secular trend in age of menarche?

What will be an ideal response?

Which of the following families is most likely to live below the poverty line?

a. two-parent Black families b. two-parent Hispanic families c. single-father White families d. single-mother White families