The empire state building.
Answer:
Ancient Mycenaean civilization might have collapsed due to an uprising or invasion. For many years, the prevailing theory on how the Mycenaean civilization collapsed was that devastating earthquakes led to the destruction of its palaces in the Peloponnese, southern Greece around 1,200 BC.
Answer:
B push factors
Explanation:
it could be A or B. but say if the conditions at the place they are currently at are worse that where they are going it would be push factors so I think push is the best option.