<span>- Chinese products (especially silk) were vital to the Afro-Eurasian trade networks
- Chinese technologies (shipbuilding, navigation, gunpowder, printing) spread to other regions of Eurasia
- Buddhism greatly affected China
- China's trade with the rest of the world made it the richest country in the world
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Most highly commercialized society in the world too, with regions
(especially in the south) producing for the market as opposed to for
local consumption
- China adopted cotton and sugar crops and how to refine them from India</span>
Let us choose Extra study. Knowing that opportunity cost is related to the opportunities lost by choosing one specific course of events than others. By choosing an extra study and spend hours studying something, my opportunity cost will be the school sports practice hours that could be spent in this time. Another opportunity cost would be the social interaction, in a club, for example, lost because of the extra study decision.
The Olmec or egyptians!1!
The important contribution to navigation made by Eratosthenes in the third-century bc was a reasonably accurate calculation of the circumference of our planet.
Who is Eratosthenes?
Eratosthenes was born in 276 BC and died in 194 BC. He was a well-known poet, mathematician, a researcher in geography, and theorist of music. He was the first to gauge the size of the planet.
The Earth was first measured by Eratosthenes of Cyrene. The precise measurement of Earth's circumference was greatly aided by Eratosthenes' work in the third-century bc.
As a result, the Eratosthenes in the third century bc accurate calculation of the Earth.
Learn more about Eratosthenes, here:
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Answer: Archaic period
Explanation:
I se no options but this should be the correct period.
The Archaic period of Greek Civilization came after the Dark Age of Greek civilization as art and written literature from that time can barely be found.
With the Archaic period however, the Greeks began to come together again. They founded hundreds of small tribes and then started strengthening these tribes by putting walls around them.
This created the Polis (City-state) and therefore led to the establishment of hundreds of them, most of them independent and some more powerful than others.
