Which of the Following Differentiates a Centralized Organization from a Decentralized

Which of the following differentiates a centralized organization from a decentralized organization?

A) In a centralized organization, the advertising manager is responsible for all promotions activities including sales, whereas in a decentralized organization, the advertising manager is responsible for all promotions activities except sales.
B) A centralized organizational structure is used in large companies with more than 1000 employees, whereas a decentralized organization system is used only in smaller companies which have not more than 500 employees.
C) In a centralized organization, an advertising manager controls the entire promotions operation for all the products of a company, whereas in a decentralized organization, each product is assigned to a different brand manager.
D) A centralized organizational structure includes a category management system, whereas a decentralized organizational structure does not include one.
E) In a centralized organization, the efforts of all the brand managers are coordinated by the category managers, whereas in a decentralized organization, the efforts of all the brand managers are coordinated by the advertising managers.