1. What are some of the factors that have contributed to the huge increase in the incidence of AIDS in sub-Saharan Africa? 2. How are the following factors related in determining the growth rate:...

1. What are some of the factors that have contributed to the huge increase in the incidence of AIDS in sub-Saharan Africa?

2. How are the following factors related in determining the growth rate: birth rate, death rate, immigration, and emigration?