13. Lewin included a stage in his model that is called the "unfreezing" stage . Another model about change by Kotter includes a step that is similar to the unfreezing stage. Which step in Kotter's model is that? A. Plan for create, and reward short-term "wins"that move the organization toward the new Vision. B. Consolidate improvements, reassess changes, and make necessary adjustments in the new programs. C. Reinforce the changes by demonstrating the relationship between new behaviors and organizational success. D. Empower others to act on the vision by removing barriers to change and encouraging risk-taking and creative problem-solving E. Establish a sense of urgency