Question

Natural monopolies form when:

O small firms merge to form larger firms
O one firm has control over the entire supply of a basic input required to produce the product
O one firm's monopoly position is created and enforced by the government
O one firm receives patent protection for certain basic production processes
O economies of scale result as a firm expands output

Answer 1

Answer:one firm receives patent protection for certain basic produced process.

Explanation: when a firm get patent , monopoly sets in as the firm will be the only one involved in the production of that goods and services throughout the duration of that patent.