In an isolated test environment，you deploy a server named Server1 that runs a Server Core Installation of Windows Server 2012 R2.The test environment does not have Active Directory Domain Services （AD DS） installed.You install the Active Directory Domain Services server role on Server1.You need to configure Server1 as a domain controller. Which cmdlet should you run？（）

• A、Install-ADDSDomainController
• B、Install-ADDSDomatn
• C、Install-ADDSForest
• D、Install-WindowsFeature