Which Remote Replication Description About the OceanStor V3 File System

Multiple Choice

Which remote replication description about the OceanStor V3 file system is correct? (Multiple choice.)

A) The object-based approach to data replication.
B) ROW snapshots based on the cyclical manner of data replication.
C) The user can trigger manually or system timing synchronization.
D) Support dequota quota information of the main file system to the slave, no need for the slave to configure quota.