What format of ownership combines the advantages of owner-managed businesses with the efficiency of centralized decision making in chain store operations?

Akika corporation started as a small firm and has grown substantially in the past decade. its interests span from electronics to real estate and aviation. akika's board of directors have now decided to create independent business units for and categorize the actions performed under each domain. each business unit will have distinct roles and responsibilities. which of the 14 principles of fayol does this exemplify?