Go back to 70-687 - Configuring Windows 8

Question :-

A company has an Active Directory Domain Services (AD DS) domain. All client computers run Windows 7. You plan to upgrade the client computers to Windows 8 Pro. You need to choose the methods that do not require the manual entry of a product key during the upgrade. Which two methods should you choose? (Each correct answer presents a complete solution. Choose two.)
Use the Windows 8 online upgrade tool.
Use Group Policy to assign the Windows 8 installation file to the client computers.
Use the Microsoft Deployment Toolkit.
Extract the contents of the Windows 8 .iso image file to a new shared folder and run the setup program from that folder.

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