Question 4 Review the CBI Procurement Process Before and After SAP as depicted in the BPMN Diagram Q4 below and answer the questions that follow: CB Procurement Process Before SAP CBI Procurement Process After SAP Salim Trucker Purchase Order Warchouin Inventory Accountant Financial Cuta Application Application Application Application Purchasing Warehouse Manager Manager SAP Application Accountant Proce Progres Start Ends Here Here Create Purchase Create Purchas Order Requhition Update DB Pay Supplier SAP DB Create Pathway upper Cuta Cater Update DB Retrieve J Way Match Data Receive Goods Deceive Gooch BPMN Diagram Q4 Question 4a Describe and apply the changes made to the four silo application systems in the CBI Procurement Process and explain the improvements achieved as a result of those changes. (4 marks) Question 4b Describe the changes applied to the Pre-Order Actions in the CBI Procurement Process and explain the improvements achieved as a result of those changes. (4 marks)