I incorrectly believed that coffee could change the laws of space-time

Which of these best describes Control Panel / Offline Files in Windows Vista?

A) Files will be available on your mobile device when your computer is powered off

B) These files will be copied to a USB key for use offline

C) Network accessible files will be available for use when you are not connected to the network

D) All of the Control Panel features will be disabled until they are brought back online

E) It’s a way to tell Windows that you’ve given up on finishing that project on time