Ignorance is bliss

Your company has an older application that is designed to run on Windows XP, but all of your computers are running Windows 7. Which of these would be the best way to run this application on your Windows 7 system?

A) Run the application normally and document any exceptions

B) Run the application on the Windows 7 desktop from a network share on a Windows XP computer

C) Run the application in compatibility mode

D) Install the application in Windows XP, and then upgrade your OS to Windows 7

E) When Windows starts, hold your hand over the Windows 7 logo and pretend it says XP