【单选题】What would happen to the equilibrium price and quantity of lattés if coffee shops began using a machine that reduced the amount of labor necessary to produce them?
A.
Both the equilibrium price and quantity would increase.
B.
Both the equilibrium price and quantity would decrease.
C.
The equilibrium price would increase, and the equilibrium quantity would decrease.
D.
The equilibrium price would decrease, and the equilibrium quantity would increase.