Which Tivoli Enterprise Portal Server user ID permission is required to create, modify, or
remove custom workspaces?

A.
Workspace User Mode

B.
Workspace Author Mode

C.
User Administration Mode

D.
Workspace Administration Mode

Explanation:
http://pic.dhe.ibm.com/infocenter/tivihelp/v30r1/index.jsp?topic=%2Fcom.ibm.itm.doc_6.2.2f
p2%2Fwkspace_custominfo_tep.htm