What three are valid responsibilities of the OGG Manager?

A.
Cleaning up GoldenGate trails.

B.
Starting dynamic processes, such as Server Collectors, extracts, replicates.

C.
Error and lag reporting.

D.
Communicating with other GoldenGate Manager processes

Explanation:
http://gavinsoorma.com/2010/02/goldengate-tutorial-3-configuring-the-manager-process/
http://space.itpub.net/10248702/viewspace-624577