What impact is AIDS having on the rate of population growth in Africa? A. growth rates are increasing due to earlier marriage and childbearing as men seek young, HIV-negative brides B. zero population growth as a result of AIDS-induced mortality; African populations expected to remain at their present level for the foreseeable future C. no impact; growth rates remain at traditionally high levels D. population size in Africa is expected to decline by almost 50% below current numbers within the next 20 years due to the impact of AIDS E. growth rate is less than it would have been in the absence of AIDS, but total population size continues to increase