Which two Data Guard monitoring activities may be perfo…

Which two Data Guard monitoring activities may be performed using Enterprise Manager Cloud Control?

A.
monitoring the redo apply rate on a physical standby

B.
monitoring the redo apply rate on a logical standby

C.
monitoring the undo generation rate on a logical standby

D.
monitoring the redo apply rate on a snapshot standby

E.
monitoring the transport lag

F.
monitoring the undo generation rate on the primary