Answer the following questions from the textbook in a Word document. Your answers should be about one to two paragraphs per question. 1-12. Explain what is meant by the total cost approach to logistics. 5-2. Discuss the SCOR and GSCF models of supply chain management. 5-8. Do you agree that supply chain collaboration can be classified as transactional, tactical information sharing, or strategic in nature? Why? 8-2. What makes it difficult for managers to achieve the proper balance of inventory? 8-9. What assumptions are associated with the EOQ model? Please ensure each answer in compliance with the attached grading rubric.