What does the ACTIVE plex state indicate?
A. The data in the plex is not synchronized with the data in the CLEAN plexes.
B. The plex does not participate in any I/O when plex is offline, so the contents of plex become outdated if the volume is actively written.
C. The plex state does not define which plex has the active data, and which plex does not have the active data.
D. The volume is currently started, and the volume is able to perform I/O.