Your network contains an Active Directory forest. The forest contains two domains named contoso.com and
corp.contoso.com. All domain controllers run Windows Server 2012 R2 and are configured as global catalog
servers. The corp.contoso.com domain contains a domain controller named DC1.
You need to disable the global catalog on DC1.
What should you do?

A.
From Active Directory Users and Computers, modify the properties of the DC1 computer account.

B.
From Active Directory Administrative Center, modify the properties of the DC1 computer account.

C.
From Active Directory Sites and Services, modify the NTDS Settings of the DC1 server object.

D.
From Active Directory Domains and Trusts, modify the properties of the corp.contoso.com domain.

Explanation:
To add or remove the global catalog
Open Active Directory Sites and Services. To open Active Directory Sites and Services, click Start, click
Administrative Tools, and then click Active Directory Sites and Services.
To open Active Directory Sites and Services in Windows Server® 2012, click Start, type dssite.msc.
In the console tree, click the server object to which you want to add the global catalog or from which you want
to remove the global catalog.
Where?
Active Directory Sites and Services\\Sites\\SiteName\\Servers
In the details pane, right-click NTDS Settings of the selected server object, and then click Properties.
Select the Global Catalog check box to add the global catalog, or clear the check box to remove the global
catalog.