Which of the Following Statements Is FALSE

Which of the following statements is FALSE?

A) Economies of scale provide the primary justification for social regulation.
B) Regulators try to provide a fair return for investors in public utility companies.
C) There were more federal regulatory agencies created during the 1970s than during the 1930s.
D) Industry regulation means that a public agency becomes involved in business decision making about pricing, profit, and other matters.