An administrator is trying to enable hardware-assisted virtualization in the BIOS of a computer and notices it is not an option. He checks the specification on the manufacturer's website and finds that the system should support hardware-assisted virtualization. What is most likely the reason why he can't enable it?A. The BIOS needs a firmware update.B. The BIOS is corrupt.C. Hardware-assisted virtualization is enabled in the operating system, not the BIOS. D. The firmware is corrupt.