An administrator needs to securely dispose of 150 computers with SATA HDDs.
Which of the following methods would ensure all data is erased in the MOST secure manner?
A . Use a degaussing tool on the hard drives
B . Use disk-wiping software
C . Use a utility to zero-fill the hard drive
D . Use a shredder to physically destroy the platters
E . Use fdisk to destroy the partition table
Answer: D