Which statement is true about the registration restriction policy within the Cisco TelePresence VCS?
A. Allow lists allow all registrations except those listed, Deny lists deny all registrations except those listed.
B. Allow lists allow all registrations except those listed, Deny lists allow all registrations except those listed.
C. Allow lists deny all registrations except those listed, Deny lists allow all registrations except those listed.
D. Allow lists deny all registrations except those listed, Deny lists deny all registrations except those listed.
