You have a DNS server named Server1 that runs Windows Server 2012 R2.
Server1 has a signed zone for contoso.com.
You need to configure DNS clients to perform DNSSEC validation for the contoso.com DNS domain.
What should you configure?

A.
The Network Connection settings

B.
A Name Resolution Policy

C.
The Network Location settings

D.
The DNS Client settings

Explanation:
B:
Ina DNSSEC deployment, validation of DNS queries by client computers is enabled through configuration of
IPSEC & NRPT

http://technet.microsoft.com/en-us/library/ee649182(v=ws.10).aspx
http://technet.microsoft.com/en-us/library/ee649136(v=ws.10).aspx