When deploying a VSX Gateway managed by a SmartCenter Server, which of the following statements is TRUE?

A.
VSX Administrators can configure different domains for each Virtual System

B.
Multiple Administrators can simultaneously connect to the same databases to manage multiple customers

C.
VSX Superuser Administrators can configure granular permissions for each Customer Administrator

D.
All Customer objects, rules and users are shred in a single database

E.
Each Virtual System has its own unique Certificate Authority