Monopolistic competition is similar to monopolies in that

A) both have downward sloping demand curves.
B) both have identical demand and marginal revenue curves.
C) both make zero economic profits in the long run.
D) both have unique products with no close substitutes.

Downward Sloping

A description of a curve or line that shows a decrease in one variable as another variable increases, commonly seen in demand curves.

Demand Curves

Graphical representations showing the relationship between the price of a good and the quantity demanded by consumers.