Which statement is correct regarding how changes in the demand or supply determinants affect the equilibrium outcomes? Select one: a. Buyers anticipate an increase in the price of gas, so they decrease their demand for gas today, causing a drop in gas prices b. An increase in consumer incomes causes an increase in the supply of houses; thus, the equilibrium price of houses increases c. An increase in the cost of rubber (used to produce tires) causes a decrease in the supply of tires, raising the equilibrium price of tires