What is the simplest definition of a Guardium domain?

A.
AGuardium entity containing a series of attributes.

B.
Grouping of a set of tables and relationships between those tables providing a view of the data
thatGuardium stores.

C.
A simple identification label to indicate ownership or control of aGuardium resource.

D.
A model of aGuardium system describing the different entities involved in the environment and
their relationships.