A server with a number of graphics cards installed was recently upgraded with additional graphics cards. Once
the server is started, the system powers off unexpectedly. Prior to the upgrade, the server was stable and
exhibited no odd behavior. Which of the following is the MOST likely cause of the problem?

A.
The card device drivers are out of date and need to be updated.

B.
The power supply cannot handle the additional power for the new cards.

C.
The operating system does not recognize the new cards.

D.
The cards are not compatible with the other server hardware.