You need to ensure that the user can join fifty computer to the domain

A user attempts to join a computer to the domain, but the attempt fails.
You need to ensure that the user can join fifty computer to the domain. You must ensure that
the user is denied any additional rights beyond those required to complete the task.
What should you do?

A.
Prestage each computer account in the Active Directory domain.
B.Deploy a Group Policy Object (GPO) that modifies the user rights settings.
C.Add the user to the Domain Administrators group for one day.
D.Deploy a Group Policy object (GPO) that modifies the Restricted Groups settings.