All of the Following Are True Regarding Managerial Diseconomies Except

Multiple Choice

All of the following are true regarding managerial diseconomies except which one?

A) An increase in the required expertise of managers is a type of managerial diseconomy.
B) Managerial diseconomies are a cost associated with vertical integration.
C) Managerial diseconomies incentivize vertical integration.
D) Increased complexity of the firm is a type of managerial diseconomy.