A New Company Policy Requires All Data Stored in a Private

Multiple Choice

A new company policy requires all data stored in a private cloud to be encrypted at rest. Which of the following is the MOST efficient way to achieve this requirement with the least performance impact?

A) Enable encryption of the file systems in VM templates.
B) Enable encryption on the hypervisor side.
C) Enable encryption on storage arrays.
D) Enable encryption using the host's TPM.