In which of these continuums of degrees of competition (highest to lowest)is oligopoly properly placed?

Question

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In terms of competition, pure competition involves a large number of firms with no single firm able to control the market price. Monopolistic competition involves many firms that sell differentiated products. Oligopoly is characterized by a few firms that dominate the market, and pure monopoly is when a single firm controls the entire market. Thus, from highest to lowest degree of competition, the order is: pure competition, monopolistic competition, oligopoly, pure monopoly.

In Which of These Continuums of Degrees of Competition (Highest