You have an Azure subscription. You have an on-premises virtual machine named VM1. The settings for VM1 are shown in the exhibit. (Click the Exhibit tab.) You need to ensure that you can use the disks attached to VM1 as a template for Azure virtual machines. What should you modify on VM1?
1) Enable the Azure Disk Encryption extension
2) Convert the disks to VHDX format
3) Enable the Azure Backup service
4) Install the Azure Site Recovery Provider