It allowed ideas to spread faster
<span>They put barbed wire around their land.
They polluted water sources with animal waste.
They kept hundreds of cattle at one time.</span>
I believe it's D. They spread industrial technologies and products across wide areas.
Answer:
Augustus brought peace (“Pax Romana”) to the Greco-Roman world. In 27 BCE he nominally restored the republic of Rome and instituted a series of constitutional and financial reforms that culminated in the birth of the principate. As princeps of Rome, Augustus enjoyed enormous popularity.