RESTORE command is used to

Answer: Option A

The RESTORE command in DOS is used to restore files from disks that were backed up using the BACKUP command.
Option A: Restore files from disks made using the BACKUP command - This is the correct answer as the RESTORE command complements the BACKUP command by allowing the user to recover files from backup disks.
Option B: Restore files which are deleted - Incorrect. RESTORE does not recover deleted files directly.
Option C: Restore files from recycle bin - Incorrect. DOS does not have a recycle bin like modern operating systems.
Option D: Restore files which are deleted recently - Incorrect. RESTORE is specifically for recovering files from backup disks, not for recently deleted files.