The correct answer is B. It is a market structure in which a very few large sellers dominate the industry.
Explanation:
In economy and market, an oligopoly occurs when most products or services are provided by only a few large companies or business; this implies, economy in a country or all around the world is controlled by big business, and therefore small or emerging business cannot compete due to high costs and loyalty of customers to important branches or producers.
This occurs in all fields of the economy such as food, technology, or finances. For example n technology Apple and Google for an oligopoly because these companies are the main companies that sell technology especially in terms of operating systems. Thus, oligopoly is "a market structure in which a very few large sellers dominate the industry".
