Author Question: Throughout most of human history, families had many children because ________ a. children were a ... (Read 82 times)

RRMR · **on:** Jul 2, 2018

Throughout most of human history, families had many children because ________

a. children were a source of needed labor.
b. birth control was not reliable.
c. high death rates meant that many children did not reach adulthood.
d. All of these responses are correct.

Question 2

If you were to examine an age-sex pyramid for a low-income nation, you would expect to see which of the following patterns?

a. A wide base, indicating a high birth rate
b. A square shape, indicating a low birth rate
c. A bulge in the middle, indicating a baby boom
d. None of the other responses is correct.