Yes, but not directly. You would need a mobile router to plug the USB760 into and then the router converts your card into "normal" internet that your wii can use. The kind of routers you need are cradlepoint routers that are specifically made to work with USB cards from the cellular carriers..
Yes a Wii remote can work with Wii Fit.
No Wii U games will work on the Wii.
No. Only Wii discs will work with the Wii console
Only Wii discs and Nintendo GameCube discs will work on the Wii
Yes, the Wii Fit does work.
You need to get a mobile router that turns your USB760 into regular Internet. Then, you can connect via wifi or an Ethernet cable like you would with regular Internet. Just make sure you stay within the Verizon 5GB data limit. Some of the best USB routers are made by Cradlepoint.
No
he has a verizion phone
a freeloader will work on Wii unless the Wii is updated pass 3.2
the wii can work on any tv
Wii Remotes do work with the Wii U, as long as it is a Wii Remote with a WiiMotion Plus attachment or a Wii Remote Plus, and as long as the game supports it.
Yes, Wii games will work on a Wii U. You can also transfer any save data and downloaded content form the Wii to the Wii U.