单选题A technician is preparing to update the BIOS on a laptop. Which of the following should thetechnician do to prevent problems during the update?()ARemove all of the memoryBPlug in the AC adapterCRemove the hard drive and optical driveDClear the partitions on the hard drive

单选题
A technician is preparing to update the BIOS on a laptop. Which of the following should thetechnician do to prevent problems during the update?()
A

Remove all of the memory

B

Plug in the AC adapter

C

Remove the hard drive and optical drive

D

Clear the partitions on the hard drive


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