Answer:
b. has a demand curve that is perfectly elastic. c. sets the price it wishes
Step-by-step explanation:
Elasticity of demand is a measure of the degree of change in quantity demanded to changes in price.
For a perfectly elastic demand it means that an infinite quantity of a product will be required by consumers at a particular price. The perfectly elastic demand curve is usually horizontal.
In perfectly competitive markets elasticity of demand is perfectly elastic because there are many buyers and sellers, production of a homogeneous product, and the possession of all relevant information by buyers and sellers.
So prices between products tend to be the same