Where can a Guided Buying user select suppliers from when creating a non-catalog item requisition? Note: There are 2 correct answers to this question.

Where can a Guided Buying user select suppliers from when creating a non-catalog item requisition? Note: There are 2 correct answers to this question.
A . A pre-defined list of incumbent suppliers responding to sourcing events
B . A predefined list of preferred suppliers generated by SAP Ariba Supplier Lifecycle and Performance
C . A global pool of supplier organizations available in Buying and Invoicing
D . A global pool of public suppliers available in the Ariba Network

Answer: B,C