The correct answer is convert gold and silver to goods.
It did make it self sufficient and it encouraged having more colonies because it made it possible to use the resources of the colonies in order to be self sufficient. In order to find colonies you had to explore so it had to be supported too.
<span>Aristotle was an ancient Greek philosopher and scientist born in the city of Stagira, Chalkidice, on the northern periphery of Classical Greece. His father, Nicomachus, died when Aristotle was a child, whereafter Proxenus of Atarneus became his guardian. At seventeen or eighteen years of age, he joined Plato's Academy in Athens and remained there until the age of thirty-seven. His writings cover many subjects – including physics, biology, zoology, metaphysics, logic, ethics, aesthetics, poetry, theater, music, rhetoric, linguistics, politics and government – and constitute the first comprehensive system of Western philosophy. Shortly after Plato died, Aristotle left Athens and, at the request of Philip II of Macedon, tutored Alexander the Great beginning in 343 BC.</span>
Answer;
Iron Curtain;
When Hungary opened its borders, it created a "hole" in the iron curtain.
Explanation;
Hungary was the first country to punch a hole in the Iron Curtain.
<span>This meant that many refugees from Eastern Germany who had fled to Hungary, were going to leave and move to Western Germany. They would take this trip by going through Austria (neighboring country of Hungary) to reach Western Germany. Mikhail Gorbachev was personally outraged by this, stating that Hungary had not asked him before taking this measure.</span>