1. If projections hold true, global population growth will be concentrated in
| A. |
| B. |
| C. |
| D. |
2. Africa's population by 2050 is expected to reach
| A. |
| B. |
| C. |
| D. |
3. Fertility rates are expected to be highest in
| A. |
| B. |
| C. |
| D. |
4. Accounting for one-fifth of world population growth over the next 50 years is
| A. |
| B. |
| C. |
| D. |
5. The most important factor in bringing down fertility rates is
| A. |
| B. |
| C. |
| D. |