Answer:B chess masters have developed better memory skills than novices.
Explanation: DeGroot in 1965 carried out a research concerning the performance of Chess masters,experienced players and Novices in a chess game.
De Groot in 1965 discovered that Chess masters and experienced players have developed memory skills than Novices and are able to were able to remember the positions and the configuration of chess pieces on a chess board.
Answer:
self-esteem and belongingness needs
Explanation:
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"