Your company has a domain controller that runs Windows Server 2008 R2 and the DNS
role. The DNS domain is named contoso.com. You need to ensure that inquiries about
contoso.com are sent to dnsadmin@contoso.com. What should you do?

A.
Modify the Service Location (SRV) record for the domain controller.

B.
Modify the Start of Authority (SOA) record on the domain controller.

C.
Create a Signature (SIG) record for the domain controller.

D.
Modify the Name Server (NS) record for the domain controller.