Answer:
The Primary or Primary industry.
Explanation:
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The voyages of Christopher Columbus led to the first lasting European contact with the Americas, inaugurating a period of European exploration, conquest, and colonization that lasted for several centuries. Columbus was not the first European explorer to reach the Americas having been preceded by the Norse expedition led by Leif Erikson in the 11th century. Leif Erikson was an Icelandic explorer considered by some as the first European to land in North America (excluding Greenland), before Columbus. There is much debate as some say that many different people, spanning centuries, set foot on the New World (as the Americas were called) before Columbus, and, of course, the ancestors of the Native Americans had already discovered it many years before.
Answer:
C. The assassination of Archduke Franz Ferdinand in Sarajevo
Explanation:
As this assassination was done in Serbian territory, the Austrian-Hungarian government was extremely angered and used this event to bring Serbia into a fold. Obviously, Serbia did not accept the terms of Austria-Hungary and instead became allies with the Russian Empire.
