Answer:b) ERP
Step-by-step explanation: ERP(Enterprise resource planning) is the strategical formal planning process which is regarding the business process management .ERP provides services form the improving productivity ,delivery, efficiency with the use of integrated application, software and technology.
Other options are incorrect because CRM (Customer relationship management) works in maintaining relation between the organisation and the customer, SCM(Supply chain management) is the business process for management of the execution, planning and flow of the business .
KM(Knowledge management) is for the maintenance of data/information.Therefore, the correct option is option(b)