Please review the following case study Chapter 17: Community Medical Associates Case Study (Page 368 in my e-book, its toward the end of Chapter 17) Arswer all of the following questions: 1. Explain how the company used the four principles of lean operating systems to improve performance. "You will need to correctly idenify the 4 principles and what are the differet actions the company took under each principle 2. Does the improvement initiative in this case study have any effect on sustainability? IF so, how? If not, why? 'Provide specilics to support your answer 3. Reference to the different lean principles discussed in this chapter, can you simultaneously improve the speed and quality while reducin waste and costs? What are the possible tradeoffs? -Explain your reasonings