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A user needs to load Windows $10$ onto a notebook that was running Windows $7$; this will be a new installation, not an upgrade. Since the notebook has no CD$/$DVD$,$ the user has the image of the operating system stored on a USB flash drive. What must be done to the system prior to loading from the flash drive?

Select one:

a$.$ The boot sequence in system BIOS must be adjusted, making the USB the first device in the boot order.

b$.$ Memory must be increased.

c$.$ Windows $10$ does not support booting from a thumb drive.

d$.$ Windows License must be entered.