Which of the following is true about creating multiple security domains?

A.
A new security domain can be created only using the administrative console.

B.
Global security must be enabled before creating new multiple security domains.

C.
Only users assigned to the security-admin role can create new multiple security domains.

D.
If a unique name for the domain is not specified, the system will automatically create one.

Explanation:
Only users assigned to the administrator role can configure multiple security domains.
https://www.ibm.com/support/knowledgecenter/SSAW57_8.5.5/com.ibm.websphere.nd.doc/ae/
csec_sec_multiple_domains.html