Describe the purpose of the Aruba TACACS+ dictionary as shown here:

A.
The Aruba-Admin-Role attribute is used to assign different privileges to clients during
802.1X authentication.

B.
The Aruba-Admin-Role attribute is used by ClearPass to assign TIPS roles to clients
during 802.1X authentication.

C.
The Aruba-Admin-Role attribute is used to assign different privileges to administrators
logging into an Aruba NAD device.

D.
The Aruba-Admin-Role attribute is used to assign different privileges to administrators
logging into ClearPass.

E.
The Aruba-Admin-Role on the controller is applied to users using TACACS+ to login to
the Policy Manager.