Answer:
when we have new ideas it has a change to society,which new idea comes in their culture, then they consider their life-style through that, and anything which deviates from that, they just eliminate that!! In other words, they just follow their new idea and try to live according to that, so their way of living changes.
Explanation:
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The dynasty that restored unity to China after Shi Huangdi's government crumbled was the Zhou Dynasty
Answer: The Greatest person petrarch was Francesco Petrarca.
Hope this helps.