Answer:
Mercantilism led to the emergence of what's been called the “triangular trade”: a system of exchange in which Europe supplied Africa and the Americas with finished goods, the Americas supplied Europe and Africa with raw materials, and Africa supplied the Americas with enslaved laborers./
Explanation:

⚘The Roman Republic (Latin: Rēs pūblica Rōmāna [ˈreːs ˈpuːblɪka roːˈmaːna]) was the era of classical Roman civilization, led by the Roman people, beginning with the overthrow of the Roman Kingdom, traditionally dated to 509 BC, and ending in 27 BC with the establishment of the Roman Empire. During this period, Rome's control expanded from the city's immediate surroundings to hegemony over the entire Mediterranean world

A. Prolonged famine
C. Government corruption
F. Devastating floods
Why did the alliance between Germany, Italy, and Austria-Hungary alarm Russian leaders?
they feared that Germany intended to expand eastward into Russia aggressively. there were aggressively building up their armed forces to intimidate and threaten other nations.
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D. First person Shooter/ survival