3 Read the scenario below and answer all questions: McDonald's a global hamburger and fast-food restaurant chain based in the United States, had installed several Information Systems for the operational convenience of its employees and to aid them in decision making. It had put in place these information systems to store and leverage customer information, provide quick service to customers, train employees, and so on. These systems were used to make it easier for customers to purchase food using electronic payments. To retain customers, an effective customer relationship management strategy was also implemented. Discuss five benefits that McDonald's will reap from the implementation of a computerised system