Answer :
The three social changes that can result from an increase in population include fertility rates, mortality rates and migration.
What are the ways a population can decrease in size?
For population increase two factors or ways are described which are birth or death, immigration and emigration.
A population's increase is resolved by death, birth, immigration, and emigration. When a population's birthrate is higher than its death rate the population size, The population size is rises.
Also,The two factors responsible for the decrease in size of a population are emigration, which is the migration of an individual from a place. and mortality, which is the number of individual deaths in a population over a period of time.
Learn more about population, refer to the link:
https://brainly.com/question/11368226
#SPJ2