The Incans did not have the wheel, money, or writing, (scholars are still trying to figure that one out. though...) but they did have alcohol/corn beer.
The Revolutionary War was a war fought because United States wanted it's own independence from United Kingdom.
Answer:
The answer is b) as a result of the Empire Building trying to protect its territorial interest at the start of World War I.
Explanation:
Protecting colonies and all gains from conquest and colonization that made part of their empires, as well as grabbing opportunities to expand them, were some of the goals of European powers and Japan to join World War I.