Which of the Following Is Most Likely to Reduce the Consumption

Multiple Choice

Which of the following is most likely to reduce the consumption of an exhaustible natural resource?

A) a decrease in monopoly control of the market for the resource 
B) government tax policies that give tax breaks to entrepreneurs who search for new reserves of the resource 
C) implementation of a price ceiling for the resource below its equilibrium price 
D) government macroeconomic policies that lower the interest rate on bonds