Answer:
I believe the answer is B.
Explanation:
I appologize if I'm incorrect xD
One of the most significant contributing factors was their location on the Mediterranean, which made trade far easier, while one of the factors contributing to the fall was their loss of the Peloponnesian War.
Native Americans were hunter-gatherers, so they saw land as hunting territory, where Europeans saw it as farmland and land to settle on. The native Americans would move around the land to hunt the animals and thus didn't claim land, but the colonist saw it as their land, so it was more important for them.
I believe it is “A” to help business and government work together on war production.