Whichactivity does the moderator perform in an SAP Ariba guided Buying community?

Whichactivity does the moderator perform in an SAP Ariba guided Buying community?
A . Tag important questions with taxonomy terms
B. Oversee all aspects of the organization’s help community
C. Upload documents and videos to the community and create articles
D. Communicate with SAP Ariba to request additional roles for the organization’s users

Answer: A