What about this? A monopoly is characterized by a market situation where there is only one seller or producer of a product or service for which there are no close substitutes. Based on this definition, the best fit for a monopoly among the options provided would be: "Your local sewage company" Local sewage companies often operate as monopolies because they are granted exclusive rights by local governments to provide sewage services within a specific area. Customers typically have no alternative providers to choose from, making the local sewage company the sole provider in that market. Therefore, it best fits the definition of a monopoly among the options provided