Which of the following type of files is NOT deleted by Disk Cleanup program of Windows XP?

Old data files are user-created personal documents and files that Disk Cleanup deliberately excludes from deletion to prevent accidental data loss. The tool is designed to remove only safe system-generated waste such as temp files, cached content, and setup remnants - never user-owned data files regardless of their age.

Temporary Setup Files are residual files left over from software installations and are listed as a standard cleanup target that Disk Cleanup can safely remove.

Temporary Internet Files are browser cache files stored by Internet Explorer and are one of the primary categories Disk Cleanup is designed to delete.

Offline Files that have been locally cached for offline use are included in the cleanup categories and can be removed by Disk Cleanup to reclaim disk space.