A company that provides cloud-based storage services wants to ensure that if underlying hard disk
drives are sent to the disposal facility, they will not contain any data in clear-text format. Which of
the following should be done to accomplish this task?

A.
Implement degaussing

B.
Ensure that ACLs are configured on users’ data

C.
Implement full-disk encryption

D.
Fill disk with random data before disposal

Explanation: