Your network contains an Active Directory domain named contoso.com. The functional level of the forest and
the domain is Windows Server 2008 R2.
The domain contains the servers configured as shown in the following table:

All servers run Windows Server 2016. All client computers run Windows 10.
You have an organizational unit (OU) named Marketing that contains the computers in the marketing
department.
You have an OU named Finance that contains the computers in the finance department.
You have an OU named AppServers that contains application servers.
A Group Policy object (GPO) named GP1 is linked to the Marketing OU. A GPO named GP2 is linked to the
AppServers OU.
You install Windows Defender on Nano1.
You need to ensure that when a configuration change is made on Nano2, Nano2 will revert back to the original
configuration automatically.
What should you do first?

A.
Enable File History for all volumes.

B.
Install the Microsoft-NanoServer-DSC-Package optional package

C.
Install the Microsoft-NanoServer-DCB-Package optional package

D.
Enable System Protection on all volumes

E.
Deploy Microsoft System Center 2016 – Data Protection Manager (DPM)

Explanation:
Using PowerShell DSC (Desire State Configuration) to mitigate configuration drift on Nano Server requires
additional steps, like installing the support package “Microsoft-NanoServer-DSC-Package”
https://docs.microsoft.com/en-us/powershell/dsc/nanodsc
DSC on Nano Server is an optional package in the NanoServer\\Packages folder of the Windows Server 2016
media.
The package can be installed when you create a VHD for a Nano Server by specifying Microsoft-NanoServerDSC-Package as the value of the Packages
parameter of the New-NanoServerImage function, or the following PowerShell cmdlets on a live Nano server
“Nano2”.
Import-PackageProvider NanoServerPackage
Install-package Microsoft-NanoServer-DSC-Package -ProviderName NanoServerPackage -Force