Which three statements about the group policy model within ACI are true? (Choose three.)
A.
Policy maintains flow information.
B.
Policy follows the blacklist model.
C.
Policy is enforced from the Cisco APIC.
D.
Policy is based on the IP addresses of application services.
E.
Policy is portable.
F.
It is an abstracted view of application requirements.
G.
Policy is extensible.