Use the Following to Answer Question(s): Heartland and Soulland

Use the following to answer question(s) : Heartland and Soulland
Suppose that there are only two countries in the world, Heartland and Soulland.The two countries produce only two goods, corn and drill presses.At its current level of production, Heartland must give up production of 1/4 drill press to produce an additional 100 bushels of corn.Soulland must give up 1 drill press to produce an additional 100 bushels of corn.No trade now occurs between the two economies, and both economies are operating on their respective production possibilities frontiers.
-(Exhibit: Heartland and Soulland) The country with a comparative advantage in the production of corn is:

A) Heartland.
B) Soulland.
C) neither; they both use the same technology.
D) neither; they both use the same amount of resources.