Pick two of the following topics, and use 5-7 sources and write a 5-7 page paper sharing your findings on the two topics. Split your sources into the paper as evenly as you can between the two topics. 1. Explain the four principles of lean operating systems in depth and share best practices. Lean operating systems have four basic principles: elimination of waste, increased speed and response, improved quality, and reduced cost. (Chapter 17) 2. Describe quality control systems and key issues in manufacturing and service. Any control system has three components: 1. a performance standard or goal, 2. a means of measuring actual performance, and 3. comparison of actual performance with the standard to form the basis