Your roommate has a Windows 8.1 32-bit laptop and wants to upgrade it to Windows 10 64-bit.
What should you tell her about such upgrade?
A. You need to upgrade the existing operating system, preserving the files, applications, and settings.
B. You need to perform a new installation. Files, applications, and settings will be deleted.
C. You cannot upgrade Windows 8.1 32-bit to Windows 10 64-bit.
D. You need to upgrade to Windows 8.1 64-bit and then upgrade to Windows 10 64-bit.
