A Dell EMC NetWorker server has been configured to stage from an AFTD upon reaching a high water mark of 80%. After the staging begins, which rule determines when the staging process ends?
A. All save sets over a specified size are moved.
B. All save sets older that the "max storage period" are moved.
C. Capacity used falls to any point below the high water mark.
D. File system utilization reaches the low water mark.
D