Sub-saharan africa's population growth has led to:

water shortages
unemployment
increased life expectancy
inadequate health care
housing shortages
economic prosperity

Sub-Saharan Africa's population growth has led to:

Options 2 and 4

Explanation:

In Africa, nearly 9% of its GDP  is spent health care. But in Africa the ratio of doctor to population is 1 to 1000. This  doctor to population ratio of south Africa is very less when compared to  the world average ratio.

Also, Africa overcrowded and poorly equipped health care centres. People are required to wait for long hours in the health care centres. Comprehensive private medical insurance is also major issue in Africa.

As the region's population of a region expands rapidly, the demand for jobs is also increases. In  Africa, large number of young people where  staggering due to  unemployment. In 2017, 14 % of the youth in sub-Saharan Africa  remained unemployed.

ahaha 8

my answer has to be at least 20 characters so here are the rest of the characters lol

81 is a composite number.