it is in management information system please answer quickly I don't have time only 10 minutes

Companies like Microsoft and Apple started selling tablets in place of laptops. Many customers switched their purchases from laptops to Tablets. Most of the functions of laptops were also performed by the tablets. Many laptop producers started losing customers. The competitive force mentioned in this scenario is O a Bargaining power of the producers. Ob. Threat of substitutes. O Rivalry among existing competitors. O d. Bargaining power of the suppliers. You are working in the marketing department of Oman flour Mills. You are calculating the optimum cost mix for your company using Decision Support Systems. Which one of the following techniques will you be using here_ O a Linear programming Ob Sensitivity analysis Oc Correlation analysis O d. Regression analysis Identify the benefits of business process management. a. It creates consistent business practices. O b. It Empowers employees Oct enforces best practices. O d. All of these