Which of the following statements regarding the CallManager database is valid? (Choose all that apply)

A.
CallManager 3.1 makes use of SQL 7.0 Standard Edition + SP 2.

B.
CallManager 3.1 makes use of SQL 7.0 Standard Edition + SP 1.

C.
There can only be one Publisher per cluster.

D.
There can be multiple Publishers per cluster.

E.
All configuration changes are made on the Subscribers.

F.
All configuration changes are made on the Publisher.

G.
All of the above.