For the Lesson 10 assignment, complete the case study essays as explained below.Each essay must be 350 to 500 words in length. Each essay must include an introduction, body, and conclusion, and address all parts of each question. Make sure to cite any reference you use in APA format. Proper citation format for a reference includes the name of the author(s), the title of the work, the date of the publication, and the page number.Complete both assignments listed below:Business ChallengesReflect on possible business challenges that will be interesting to watch in the future by answering the questions below:In your opinion, how will Microsoft handle the continued shift from PCs to tablets and mobile devices in which their software is less dominant? Explain your answer. What changes might be necessary in the Microsoft business model and why?How will Walmart handle the continued growth of Amazon? Explain your response. What changes might Walmart have to make in their business model to be successful against Amazon and why?Harvesting Business ValueWhen looking at the different methods of harvesting business value, compare and contrast the advantages and disadvantages of two of the fivemethods.Explain why you selected those two methods.Is one inherently better than the other? Why or why not?