A server is unable to boot after a BIOS upgrade. The video display screen is blank and the system is unresponsive. Which of the following has MOST likely occurred and which step should be taken FIRST to correct this problem?

A.
The BIOS is corrupt; refer to documentation for server recovery procedures.

B.
The boot hard drive failed; boot from the floppy drive and start hard disk recovery procedures.

C.
The BIOS update failed; insert the flash BIOS boot disk and restart the BIOS upgrade procedure.

D.
The power supply is bad; remove the server cover and start the process of troubleshooting or replacing the power supply.