Which of the following statements is/are not true about the "Grid Organisation Development" (Grid OD) Program designed by Robert R. Blake and Jane S. Mouton?
1. It is a eight phase program lasting about three to five years.
2. Through this program, an organisation can move systematically from the stage of examining managerial behaviour and style to the development and implementation of an "ideal strategic corporate model".
3. Behavioural science concepts and rigerous business logic are combined in the Grid OD Program's six phases.
4. The single most significant premise on which Grid OD rests in that the 5, 5 way of doing business which is acknowledged universally by managers as the soundest way to manage to achieve excellence.