Explain what an "intervention" is and how it fits into the organizational development process. What are the key considerations when deciding on an intervention? Use at least three unique references. Length: 5-6 paragraphs. 2. What are the key components of group level diagnosis? Discuss how the absence of any one of these components can impact outputs. Use at least three unique references. Length: 4-5 paragraphs. 3. Compare and contrast the five "stems" of OD - laboratory training, action research/survey feedback, normative background, quality of work life, and strategic change. Use at least three unique references. Length: 4-5 paragraphs. 4. Why do most change efforts fail? What remedies can be offered? Use at least three unique references. Length: 5-6 paragraphs. 5. Describe the key elements of an effective change management program. Use at least three unique references. Length: 5-6 paragraphs.