i need answer for 1st question

1. Explain the concept of "lean manufacturing" and provide examples of how it can be applied in a manufacturing or service industry. 2. Discuss the differences between push and pull production systems. When would you recommend using one over the other? 3. How does the Theory of Constraints (TOC) impact operations management? Provide a real-world example of TOC implementation. 4. What is Six Sigma, and how can it be used to improve process quality and reduce defects in a production environment? 5. Describe the key principles of Total Quality Management (TQM). How can TQM be integrated into an organization's operations fpr continuous improvement