a) Explain TWO (2) reasons on how the integration of supply chain management and Enterprise Resource Planning (ERP) allows business process in any organization to be more effective, effective, and adaptable. b) A new start-up company has established in providing IS/IT services in E-commerce. You are responsible for presenting the company's management structure and common standards practice in supply chain management trends. Construct the supply chain organization level structures and suggest ONE (1) best practice in supply chains trends to be included in the presentation.