The population pyramid shown represents a community that has been affected by human migration. A. Explain ONE economic reason why people under the age of 50 are unlikely to migrate to this community.

B. Describe ONE social pull factor that would draw migrants who are over age 65 over long distances to the location shown in the pyramid.

C. Explain ONE reason why the population for females aged over 80 can be a slightly larger group than the women aged 75 to 79 population.

D. Explain the degree to which the population pyramid shown can be used to predict local needs for social welfare services.

Population pyramid is used to show the changes taking place in demography of country.

Explanation:

The population pyramid shows the demographic structure of a community. Births, deaths, and migration are three important components of population change that alter the trends in the population composition of a place. The main economic reason why the people under the age group of 50 are less likely to migrate to the community is due to they have good earnings and better standards of living.  One social factor that can attract the migrants that are over the age of 65 is social linkages and cultural ties. The population of females that is vier 80 years of age is more in numbers due to they have better health conditions.  The population pyramid can be used to show social welfare as it harnesses human capital over time.

Answer the collision of tectonic plates;