Answer:
A. The demographics of country A represent a country with a high birth rate, a high death rate, and a moderate life expectancy. With this information, one could conclude that country A is in stage two of the demographic transition model.
B.The demographics of country B represent a country with a low birth rate, a low death rate, an expanding middle age group, and a high life expectancy. With this information, one could conclide that country B is in stage 4 of the demographic transition model.
C. One positive impact that country A's population structure has on economics is the fact that more kids are being born. With this, the youth dependency ratio will be low. More kids will be working to provide for their families in developing countries allowing the country to advance economically.
D. One positive impact that country B's population structure has on economics is the fact that more family planning has taken place so adults are focused more on work. This brings significant wealth into the country perhaps improving the GDP in the long run.
E. One negative impact that country A's population structure has on economics is that a lot of kids are being born. This causes a great expense to the family, reducing the overall wealth of the country.
F. One negative impact that country B's popualtion structure has on economics is that less kids are being born so when the elderly can't work, the demand for workers will be high to support them. The country may have to encourage guest workers to move into the country in order to keep the economy up and running.
G. Demography is the study of how age, sex, mortality, and life expectancy influence a soceity economically.
Step-by-step explanation: