You have an Azure subscription named Sub1 that contains the Azure key vaults shown in the following table:
In Sub1, you create a virtual machine that has the following configurations:
Name: VM1
Size: DS2v2
Resource group: RG1
Region: West Europe
Operating system: Windows Server 2016
You plan to enable Azure Disk Encryption on VM1.
In which key vaults can you store the encryption key for VM1?
A. Vault1 or Vault3 only
B. Vault1, Vault2, Vault3, or Vault4
C. Vault1 only
D. Vault1 or Vault2 only
