Look at the position of Europe and Canada on this world map. Map of the world with each continent highlighted a different color. Canada is in the north-western region of the map, with Europe located just to the north-east of Canada (but almost in the top-center part of the map).

Which of these statements best explains why northwestern Europe enjoys a milder climate than Canada at the same latitude?

Northwestern Europe gets more rainfall than Canada.
Northwestern Europe and Canada are on different longitudes.
Northwestern Europe is warmed by an ocean current called Gulf Stream.
Northwestern Europe and Canada are at different distances from the equator.