Which of the Following Statements About Economies of Scale Is

Multiple Choice

Which of the following statements about economies of scale is NOT true?

A) One reason economies of scale occur is because fixed costs can be spread over more units of production as output increases.
B) One reason economies of scale occur is because employees become more efficient as volume increases.
C) Economies of scale refers to the fact that as volume increases,total cost of production decreases.
D) Economies of scale may not exist at all levels of production.