Which of the following are benefits of decentralization?

I - Giving a manager of a division greater decision making control over his/her division provides vital training for a manager who is on the rise in the company.

II - Managers at corporate headquarters have greater control in seeing that the goals of the company are realized.

III - Added decision-making authority and responsibility often leads to increased job satisfaction and often persuades a manager to put forth his/her best efforts.

A)Only I and II.

B)Only II and III.

C)Only I and III.

D)Only I.