Which two configuration files specify the cluster stack, boot cluster and network settings for the OCFS2 duster?

Which two configuration files specify the cluster stack, boot cluster and network settings for the
OCFS2 duster?

A.
/etc/ocfs2/cluster.conf

B.
/etc/sysconfig/ocfs2

C.
/etc/sysconfig/cluster.conf

D.
/etc/sysconfig/o2cb