Why would you use the Integration Tool Kit?

Why would you use the Integration Tool Kit?
A . To transfer updates from an ERP system to SAP Ariba in real time
B . To transfer updates from an ERP system to SAP Ariba on scheduled basis
C . To eliminate the need to manually update data in Ariba to match ERP
D . To ensure data is synchronized across all SAP Ariba applications

Answer: B,C