Country A exports technology, petroleum, and automobiles. Country B makes most of its money exporting steel and steel products. A new metal is discovered that is more affordable and durable than steel. Most countries stop buying steel and start using the new type of metal.
Which country's economy will experience the most significant negative impact from this change?
Country A, because it is a single-resource economy
Country B, because it is a single-resource economy
Country A, because it is a diversified economy
Country B, because it is a diversified economy