(3) Afghanistan, Pakistan and Iran Explanation: The North Atlantic sea route is one of the busiest sea routes in the world, as it connects the world’s two most developed regions of the world, the eastern part of Canada and USA to Western Europe in the West. The four features of the North Atlantic sea route are: (1) Both the coasts have good port and harbour facilities: (2) Foreign trade over this sea route is greater than that of the rest of the world; (3) About one-fourth of the world’s foreign trade moves on this route; and (4) Due to its business, it is called as the “Big Trunk” route. It also serves more countries and people than any other route.