Question

which best describes the availability of substitutes in a monopoly? price points vary. there are no substitutes. there are different brands. products have different features.

Explanation:

In a monopoly, a single - firm controls the entire market for a particular good or service. By definition, there are no close substitutes available to consumers, as the monopolist is the sole provider. Price points varying, different brands, and products having different features are characteristics of other market structures like monopolistic competition or oligopoly, not monopoly.

Answer:

B. There are no substitutes.