An administrator wants to rackmount a new server. Power and network outlets are available andcooling in the room is adequate to support the additional server. The new server is identical to theother servers already installed. Which of the following items should the administrator FIRST verifybefore installing the server？（）

A. HBA is compatible with the SAN fiber switch.
B. Update the newly installed server with the latest KVM drivers.
C. The UPS will continue to perform as expected with the additional load.
D. Verify the server NIC is compatible with the NA