Which industries are examples of natural monopolies? check all that apply. pipelines railway lines supermarkets electric companies sporting goods stores fixed-line telephone companies

In the economy, a natural monopoly is the type of market structure where only one firm dominates the entire industry. The natural monopoly occurs when in a particular industry the fixed cost is too high for its distribution and execution. Thus, in the larger market scale where the infrastructure is of high-cost monopoly works more for better supply.

The examples of natural monopolies are as follows:

These industries incur high fixed costs for their infrastructure. The railway lines, the electric companies, and fixed-line telephone companies require extremely high costs and infrastructure. Therefore, it is not possible for private companies to enter into these industries.

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the answerr would be 1