What is enterprise resource planning? Select one: O a. A standardized set of activities that accomplish a specific task, such as processing a customer's order. b. The analysis and redesign of workflow within and between enterprises d. A system that integrates all departments and functions throughout an organization into a single IT system so that employees can make decisions by viewing enterprise wide information on all business operations. d. A system that involves managing all aspects of a customers relationship with an organization to increase customer loyalty and retention and an organization's profitability