Which buyer business requirements are addressed by SAP Ariba Supply Chain Collaboration? Note: There are 3 correct answers to this question.

Which buyer business requirements are addressed by SAP Ariba Supply Chain Collaboration? Note: There are 3 correct answers to this question.
A . Consigned inventory
B . Spend visibility
C . Subcontracting order
D . Contract management
E . Forecast visibility

Answer: A,C,E