What should you do?

Your company has multiple branch offices.
The network contains an Active Directory domain named contoso.com.
In one of the branch offices, a new technician is hired to add computers to the domain.
After successfully joining multiple computers to the domain, the technician fails to join any more computers to the domain
You need to ensure that the technician can join an unlimited number of computers to the domain.
What should you do?
A. Run the Delegation of Control Wizard on the Computers container.
B. Run the redircmp.exe command.
C. Modify the Security settings of the technician’s user account.
D. Add the technician to the Windows Authorization Access group