Which of the following statements is true with respect to the economic effects of controlling population growth?
A. Fertility rates increase proportionately to the rate of economic growth.
B. A decline in fertility rate is a function of economic prosperity.
C. Lower male-female ratios favor higher fertility rates.
D. Developing nations tend to have lower fertility compared to developed nations.
E. Higher population growth rates have resulted in increased global trade.
Answer: B. A decline in fertility rate is a function of economic prosperity.