Which of the following is an example of a demographic change
a. decrease in business's profits
b. increase in the amount of houses purchased
c. decrease in the death rate
d. increase in the use of computers

the allotment of authority amongst the branches of government is also known as which of the following
a. horizontal distribution
b. vertical distribution
c. anarchism
d. constitutionalism

which economic system supports the idea of a country's trade and industry to be controlled by private owners for profit
a. free market economy
b. mercantilism
c. command economies
d. capitalism