Which three statements are true concerning diagnostic components and requirements of Oracle 12c Clusterware?
A. There is one ologgered service for the cluster health monitor (CHM) on each cluster node regardless of cluster size.
B. The Grid Infrastructure Management Repository database must run on a hub node if Flex Clusters are used.
C. There is one osysmond service for the cluster health monitor (CHM) on each cluster node regardless of cluster size.
D. The oclumon utility may be used to get and set parameters for the cluster health monitor (CHM) repository.
E. The diagcollection.pl script must be run from the Grid home directory as the Grid infrastructure owner.
F. The clusterware log files are stored inside the Grid Infrastructure Management Repository database used by the cluster health monitor (CHM).