When the disk mode of VM is the slave type in the Fusion Compute, which of the following is the correct description?

When the disk mode of VM is the slave type in the Fusion Compute, which of the following is the correct description?
A . The slave disk is not included in the snapshot, the changes will be written to the disk immediately and will be invalid after restart
B . The slave disk is not included in the snapshot, and the changes are immediately written to the disk permanently
C . The slave disk is included in the snapshot, and changes are immediately written to the disk permanently
D . The slave disk is included in the snapshot, the changes will be written to the disk immediately, and will be invalid after restart

Answer: C