In a day of production, firms in Angola can produce 200 liters of oil or 100 kilograms of tungsten. Firms in Namibia can produce 160 liters of oil or 60 kilograms of tungsten. Which country has an absolute advantage in the production of tungsten?
Both countries are equally advantageous in production.
Neither country has an advantage in production.
Angola has the absolute advantage.
Namibia has the absolute advantage.