Question

perfect competition monopolistic competition oligopoly monopoly a type of free market in which there is only one seller and no competition a type of free market that has a few sellers offering similar, but not identical, products to many small buyers a type of free market that has many sellers who sell similar, but distinguishable products a type of free market that has many small sellers who sell interchangeable products to many informed buyers

Explanation:

Answer:

Perfect competition: A type of free market that has many small sellers who sell interchangeable products to many informed buyers
Monopolistic competition: A type of free market that has many sellers who sell similar, but distinguishable products
Oligopoly: A type of free market that has a few sellers offering similar, but not identical, products to many small buyers
Monopoly: A type of free market in which there is only one seller and no competition