The best example of an oligopoly is:

Group of answer choices

There are over $15$ restaurants in the Ebensburg area, each one is striving to differentiate itself using product, place, price, and promotion

There are more than $4,000$ colleges and universities in the United States, many of which are clearly differentiated from others.

The Pennsylvania State Store System for liquor sales $($One retailer of liquors$).$

Google, Yahoo, and Bing dominate the Internet market for web navigation tools and offer very similar services. A small group of companies dominate the market, each having a relative high share of it$.$

Legal services in Cambria County: there are over $250$ lawyers.