For this assignment, you will review four case studies. Then, in a PowerPoint presentation, you will evaluate the studies and respond to each of the questions below, using both critical thinking and theory as well as supporting documentation.Based on your reading of the case study “Can You Run the Company with Your iPhone?” on pages 9–10 of the textbook, discuss how emerging trends in technology are helping Network Rail improve railway performance and safety.Based on your reading of the case study “Enterprise Social Networking Helps Sanofi Pasteur Innovate and Improve Quality” on pages 41–42 of the textbook, discuss how information systems influenced the company’s organizational strategy. Critique their core information system applications from a business perspective. Analyze how information system projects are aligned with organizational goals and strategies.Based on your reading of the case study “Meltdown and Spectre Haunt the World’s Computers” on pages 309–310 of the textbook, discuss the ethical and security issues that could result from flaws in central processing unit (CPU) chip design. Assess their procedures for securing information systems.Based on your reading of the case study “AbbVie Builds a Global Systems Infrastructure” on pages 586 of the textbook, discuss the problems that the company was experiencing as a global enterprise and how the company was able to solve them. Explain their information technology infrastructure. Discuss information system solutions that can be applied to this issue.When formatting your PowerPoint presentation, do not use the question-and-answer format; instead, use bullets, graphics, and/or charts in your slides to identify important points, and then discuss those points in the speaker notes of each slide.Your PowerPoint presentation must be at least 12 slides in length (not counting the title and reference slides). You are required to use a minimum of three peer-reviewed, academic sources that are no more than 5 years old (one may be your textbook). All sources used, including the textbook, must be referenced; all paraphrased material must have accompanying in-text citations.