What should you include in the recommendation?

Your network contains an Active Directory domain named contoso.com. All domain controllers run Windows Server 2012 R2. The forest functional level is Windows
Server 2012.
Your company plans to deploy an application that will provide a search interface to users in the company. The application will query the global catalog for the
Employee-Number attribute.
You need to recommend a solution to ensure that the application can retrieve the Employee- Number value from the global catalog.
What should you include in the recommendation?

A.
the Dsmod command

B.
the Ldifde command

C.
the Enable-ADOptionalFeaturecmdlet

D.
the Csvde command

Explanation:
Ldifde
Creates, modifies, and deletes directory objects. You can also use ldifde to extend the schema, export Active Directory user and group information to other
applications or services, and populate Active Directory Domain Services (AD DS) with data from other directory services.

Ldifde -l <LDAPAttributeList>
Sets the list of attributes to return in the results of an export query. If you do not specify this parameter, the search returns all attributes.
Incorrect:
Not C:
Optional feature: A non-default behavior that modifies the Active Directory state model.