Scarborina is a populated district of the city of Torontino. Its population is more than 2 million inhabitants. There are several businesses that provide goods and services to these residences;

however, there is only one organization that provides postal services to all of Scarborina. Which of the following is True for Scarborina? For the most parts, it is monopolistic competition except the postal services which exemplify an oligopoly For the most parts, it is a competitive market except the postal services which exemplify a monopoly For the most parts, it is an oligopoly except for the postal services which exemplify a competitive market For the most parts, it is a monopoly except for the postal services which exemplify an oligopoly