Your company has a Microsoft 365 subscription. You upload several archive PST files to Microsoft 365 by using the Microsoft 365 compliance center. A month later, you attempt to run an import job for the PST files. You discover that the PST files were deleted from Microsoft 365. What is the most likely cause of the files being deleted? More than one answer choice may achieve the goal. Select the BEST answer.
A. The PST files were corrupted and deleted by Microsoft 365 security features.
B. PST files are deleted automatically from Microsoft 365 after 30 days.
C. The size of the PST files exceeded a storage quota and caused the files to be deleted.
D. Another administrator deleted the PST files.