Which of the Following Statements Describes an Oligopoly

Multiple Choice

Which of the following statements describes an oligopoly?

A) In an oligopoly, three or four companies usually dominate the marketplace.
B) In an oligopoly, there are many companies selling identical products.
C) In an oligopoly, prices between companies are very different.
D) In an oligopoly, there are usually one or two companies that dominate the market.