given that competitive markets are defined by easy entry and exit from the industry, the cable industry can be described as competitive because A. it costs almost nothing for someone to set up a website that provides competing entertainment options, so entry costs are very minimal. B. the fixed costs to compete in the cable industry are high and the profit margins are low, so it is easy for new firms to enter a particular city and compete C. it is prohibitively expensive for a competing firm to acquire and install a competing set of coaxial or fiber-optic cables to every home in a city, so they exit quickly from the market. D. The government monopoly makes it very easy for cable companies to keep other television service companies out of the market