The single most important influence on the percent of the population that is older is:
A) the fertility rate.
B) the mortality rate.
C) the migration rate.
D) None of the above

Question

Quizplus · Accepted Answer

The fertility rate is the most important influence on the age structure of a population. Lower fertility rates lead to a higher proportion of older individuals in the population.

The Single Most Important Influence on the Percent of the Population