Potential Energy or Kinetic
I think the question here asks for Canada and US: those two countries are know to be popular immigrant choices.
Also, while Greenland is part of Northern America, it has been closer associated with Europe, and it's rarely actually called a "northern American country"
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<span>ᅟᅟᅟᅟᅟᅟᅟᅟᅟᅟᅟᅟ</span>
Wouldn't that be the supreme court