4. You create and execute a stored local script using the following commands:
create script full_backup{ backup as compressed backupset database; delete noprompt obsolete;}execute script full_backup;What happens when you run these commands? (Choose the best answer.)
A. The script does not run because it must be executed within a RUN block.
B. A full backup occurs and all previous backups and archived redo logs
outside of the retention period or retention policy are deleted.
C. The script creation step fails because you must explicitly allocate one or
more channels with a stored script.
D. The script does not run because you must specify a target database when
you use a local script.
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