How could the spread of aids in africa affect the economies of that continent?
a. a rise in national economic growth rates
b. a reduction in imports and a rise in exports
c. a rise in the number and productivity of workers
d. a drop in the number and productivity of workers

Using only this chart, which step would you take first to compare the standard of living in these countries? add the gdp numbers for the countries to get a total. divide each gdp number by its country's population. subtract each population number from its country's gdp. multiply the population number by the gdp for each country.