What are some of the benefits of upgrading to Direct Materials sourcing for an SAP Ariba Strategic Sourcing Suite customer?

What are some of the benefits of upgrading to Direct Materials sourcing for an SAP Ariba Strategic Sourcing Suite customer?
A . Integrate you PLM and ERP systems
B . Improve supplier qualification
C . Source directly from a bill of materials
D . Eliminate home grown portals
E . Increase fill rates

Answer: A,B,C