Changes in population can:_________.
a. cause the price of a good or service to decrease in an area but cannot cause the price to increase.
b. shift the demand curve of a good or service in an area.
c. cause the price of a good or service to increase in an area but cannot cause the price to decrease.
d. alter the supply of a good or service in an area.
e. shift the supply curve of a good or service in an area.