Which transaction are available for Ariba Network integration in the "Migration data to the new database table" automated report?

You are migrating from Ariba CI to SAP Ariba Cloud Integration Gateway solutions.

Which transaction are available for Ariba Network integration in the "Migration data to the new database table" automated report? Note: There are 3 correct answers to this question.
A . ERP-CC invoice
B . Requisition
C . Purchase Order
D . Goods Receipt
E . Invoice Status Update

Answer: B,C,D