That's oligopoly. True competition needs to have many different options e.g. food. I can go out to a restaurant, order something or opt-out from the market and

That's oligopoly. True competition needs to have many different options e.g. food. I can go out to a restaurant, order something or opt-out from the market and buy in a shop and cook it myself. But straight from the farmer or I could even grow it myself.