Please fully answer the following questions. Each question is worth 20 points. 1. Define operations management (OM) and describe its scope. What are the three issues that are at the core of OM? 2. In the last century, operations management saw six major themes. What are they? Briefly discuss each 3. Differentiate a supply chain from a value chain. 4. Define multinational enterprises. What challenges do they pose to operations managers? 5. Briefly discuss the four performance perspectives of the Balanced Scorecard Model