You are designing a data protection strategy for Azure virtual machines. All the virtual machines are in the Standard tier and use managed disks.
You need to recommend a solution that meets the following requirements:
The use of encryption keys is audited.
All the data is encrypted at rest always.
You manage the encryption keys, not Microsoft.
What should you include in the recommendation?
A. BitLocker Drive Encryption (BitLocker)
B. Azure Storage Service Encryption
C. client-side encryption
D. Azure Disk Encryption
