£ Global StrategyRespond to the following:a. Describe the five-force models and explain how each force affects the industry. Support your answers with examples. b. Define value-chain and discuss how companies can design and manage their value chain to create values for their companies. Support your answers with an example.Respond with a minimum of 250 words.£ Global OrganizationReview the chapter 15 closing case: Infosys: The Search for the Best and the Brightest. Fully answer two of the five questions at the end of the case:1. Consider the options presented in the chapter regarding structural design, coordination and control, and corporate culture. Map the interplay among these dimensions with respect to Infosys. 2. What do you think was the key event in the organizational evolution of Infosys? What do you think the Infosys organization will look like in 2015?3. Can Infosys continue its historic growth in sales and employees and still retain its founding values? What approaches and tools would you recommend to do so?4. What organizational problems do you think prove troublesome to executives at Infosys?5. Given what you have read, do you think you would like to work for Infosys? Why or why not?Respond with a minimum of 250 words.