Your computer has a TV tuner card installed.  You install a wireless router and a Microsoft Windows Media Center Extender device. You need to access all the digital media on your computer from a different room in your house.  Which two actions should you perform？ （）

• A、Identify the setup key from the Windows Media Extender device， and input the key on your Microsoft Windows Vista computer.
• B、Configure the Windows Media Center Extender device and your Microsoft Windows Vista computer to be on the same subnet.
• C、Configure the Windows Media Center Extender device and your Microsoft Windows Vista computer to be on different subnets.
• D、Enter the password for your Microsoft Windows Vista user account as the setup key for the Windows Media Center Extender device.