Windows NT
As the network administrator, you create a new local group in the RESEARCH domain named R-Editors. The LAB domain trusts the RESEARCH domain. You can assign access permissions to the R-Editors group from
any Windows NT Server backup domain controllers in the RESEARCH domain
None of these
any Windows NT Workstation computer in the LAB domain
any Windows NT Workstation computer in the RESEARCH domain -
any Windows NT Server backup domain controller in the LAB domain