When a namespace is no longer used for authentication, what must the administrator do to permanently remove it from the content store?
A. Delete the namespace in IBM Cognos Administration, and then delete it in Cognos Configuration.
B. Delete the namespace in IBM Cognos Configuration only.
C. Delete the namespace in IBM Cognos Configuration, and then delete it in IBM Cognos Administration.
D. Delete the namespace in IBM Cognos Administration only.