An administrator installs a new network card in a properly functioning DC. During the Windows bootup process the DC bluescreens. Which of the following is the NEXT step？（）

• A、 Press F8 and boot to Directory Services Restore Mode.
• B、 Press F8 and boot to Last Known Good Configuration.
• C、 Reboot the server again.
• D、 Press F8 and boot to Safe Mode.