You need to design and implement the backup plan

You have a small Hyper-V cluster built on two hosts that run Windows Server 2012 R2 Hyper-V. You
manage the virtual infrastructure by using System Center Virtual Machine Manager 2012.
Distributed Key Management is not installed. You have the following servers in the environment:

You have the following requirements:
 You must back up virtual machines at the host level.
 You must be able to back up virtual machines that are configured for live migration.
 You must be able to restore the entire VMM infrastructure.
You need to design and implement the backup plan.
What should you do?

A.
Run the following Windows PowerShell command:
Checkpoint-VM -Name DPM1 -ComputerName SQL1

B.
Install the DPM console on VMM1

C.
Configure backup for all disk volumes on FILESERVER1.

D.
Install the VMM console on DPM1.