Which of the following is the correct procedure to update the BIOS on LS42 blades without using the AMM?（）

A.Insert the Update eXpress Service Pack Installer (UXSPI) CD, boot the LS42 blade and follow the prompts

B.Boot the blade to the Bootable Media Creator (BoMC) CD and follow the prompts

C.Press F1 when the LS42 system is booting, select Update BIOS, insert the diskette into the diskette drive, and select OK

D.Use the Remote Supervisor Adapter virtual disk