A.The deleted file is still open by the application. The system must be rebooted before ‘df’ will show the reduction in the filesystem.
B.The deleted file is still open by the application. The application must be stopped before ‘df’ will show the reduction in the filesystem.
C.The filesystem is still marked as full in the /etc/fs.status file. The system must be rebooted before ‘df’ will show the reduction in the filesystem.
D.The filesystem is still marked as full in the /etc/fs.status file. The application must be stopped before ‘df’ will show the reduction in the filesystem.

A.snap -R
B.snap -D
C.snap -U
D.snap -N