Hello!
The answers are Columns, Domes, and Arches.
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Answer:
Europe's Medieval Agricultural Revolution
Explanation: Crop yields multiplied by at least threefold. Europe's population followed suit, tripling in less than three centuries. The average European lifespan increased by as much as two decades. Towns and cities reemerged, and with them came new crafts and a revival of trade.
They brought common lands and they evicted tenant farmers. I'm pretty sure.
Darius organized the empire by dividing it into provinces and placing satraps to govern it. He organized a new uniform monetary system, along with making Aramaic the official language of the empire. He also put the empire in better standing by building roads and introducing standard weights and measures.
