If the US Surgeon General Announced That Increased Grapefruit Juice Consumption Could

If the U.S. Surgeon General announced that increased grapefruit juice consumption could help prevent heart attacks, what would happen to the equilibrium price and quantity of grapefruit juice?

A) Price and quantity both increase.
B) Price and quantity both decrease.
C) Price increases but quantity decreases.
D) Price decreases but quantity increases.