Sita and Gita are twin sisters. After completing a course in Journalism both of them joined a leading newspaper company as sub-editors. Over the years, due to their hardwork, they are promoted to the post of chief editor in different divisions. However, the way of their functioning is totally different. Sita believes in capabilities of her subordinates. Therefore, follows policy of selective dispersal of authority in all levels of other division.
On the other hand, Gita prefers to function through strict control and retains all the decisions making authority with herself.
(i) In the above context, state the concept used by Sita and Gita.
(ii) State any three differences between both the concepts.