Your network consists of one Active Directory domain that contains only domain controllers that run Windows Server 2008 R2. All domain controllers run DNS and DHCP services. All DNS zones are standard primary zones.
You need to plan a solution that allows administrators to perform routine maintenance on domain controllers.
The solution must meet the following requirements:
Minimize server downtime.
Maximize the availability of DNS and DHCP services.
What should you do?
A.
Instruct server administrators to run ntdsutil.
B.
Instruct server administrators to stop the NTDS service.
C.
Instruct server administrators to stop the Netlogon service.
D.
Instruct server administrators to restart the servers in Directory Services Restore Mode (DSRM).