Doctors Find That One Aspirin Per Day Reduces the Risk

Multiple Choice

Doctors find that one aspirin per day reduces the risk of heart attacks. Demand for aspirin will

A) increase, so that equilibrium price and equilibrium quantity will increase.
B) decrease, so that equilibrium price and equilibrium quantity will increase.
C) increase, so that equilibrium price will decrease and equilibrium quantity will increase.
D) increase, but the new equilibrium price and quantity are indeterminate.