You are the network administrator for TestKing.com. The network consists of a single Active Directory domain named testking.com. All network servers run Windows Server 2003. You place computer accounts for servers in OUs that are organized by server roles. You apply GPOs to these servers at the OU level. You need to add a new server to the domain. You need to ensure that the appropriate GPOs are applied to this server. What should you do?（）
- A Prestage a domain computer account for the new server in the appropriate OU. Join the server to the domain by using the prestaged computer account.
- B On the server, add the domain name for the Active Directory domain to the DNS suffix setting. Join the server to the domain.
- C Assign a user account the Allow - Create permission for the appropriate OU. Join the new server to the domain by using the user account.
- D Join the new server to the Active Directory domain. On the new server, run the gpupdate /force command.