Your company has a single Active Directory Domain Services （AD DS） domain and 1，000 client computers. You are planning to deploy Windows 7 by using a zero-touch installation process. You need to test the deployment methodology. What should you do first？（）
A、Create a security group with test computers as members.
B、Create a distribution group with test computers as members.
C、Create a computer collection with test computers as members.
D、Create an organizational unit and move test computer accounts into it.
