Your network contains an Active Directory domain named contoso.com.
The domain contains a server named Server1 that runs Windows Server 2012 R2 and has the DNS Server server role installed. Server1 is configured to use a DNS server from an Internet Service Provider (ISP) as a forwarder.
Corporate management requires that client computers only resolve names of contoso.com computers. You need to configure Server1 to resolve names in the contoso.com zone only.
What should you do on Server1?
A. From DNS Manager, modify the root hints of Server1.
B. From Windows PowerShell, run the Remove-DnsServerForwarder cmdlet.
C. From Windows PowerShell, run the Set-NetDnsTransitionConfigurationcmdlet.
D. From DNS Manager, modify the Advanced properties of Server1.
