For Dell Unity XT and UnityVSA, which statements are accurate regarding basic system settings management?

For Dell Unity XT and UnityVSA, which statements are accurate regarding basic system settings management?
A . Network configurations can be managed through both GUI and CLI
B . Time and locale settings are configurable via Unisphere
C . User roles and permissions can be defined and managed
D . Firmware updates can be scheduled and automated

Answer: ABC