Moro's foster mother was prepared for a busy spring and summer selling lumber. she prepared for this by having a lot of lumber in stock so that she could meet the high demands. however, the spring and summer have been slow, with little demand for lumber. what should moro's foster mother do next?
a. lower the supply of lumber to decrease the demand.
b. increase the supply of lumber to drive up the demand.
c. increase the price of her lumber because her supply is higher than the demand.
d. lower the price of her lumber because her supply is higher than the demand.