Part A: Case study Words count: Minimum 2500 words for all questions Referring to the case study by Cabrera Corpus1, Maradiegue and lvarez (2020) Answer the following questions Each question carries 20 Marks. . 1- What is the main problem facing the SME food company? Describe the analysis followed by the authors in investigating the problem extent and implications, causes and root cause Describe, define, and state the purpose of the tools used in the case study to analyze the problem and its root causes What type of wastes can be attributed to the disclosed problems ? implemented in the case study? How did and how did they connect the underlying concepts, purpose 2- What were the main solutions approaches the author justify rationally the use of these approaches them with the problems and their causes ? Illustrate and procedures related to the SPC and Lean. 3- What were the results achieved ? of applying Lean and SPC in any industry using and research publications 4- Conduct a review of the benefits appropriate references Part B-10 Marks Word count: Minimum 1500 words. Compare and Contrast the focus on reducing the cost era with the focus on quality era within the evolution stages that operations management has progressed through.