What Are the Five Levels of Succession Planning? Level 1

What are the five levels of succession planning? Level 1 is no planning at all.Level 2 is a simple replacement plan.In Level 3 the company extends the replacement plan approach to consider lower-level positions,even including middle managers.In Level 4 the company goes beyond the replacement plan approach to identify the competencies it will need in the future.In Level 5 the organization develops the capability to identify and recruit top talent externally.The primary source of successors should be from within.Medium;Knowledge