Rapid population decline

increased violence toward outsiders

collapse of traditional social structures

abandonment of traditional belief systems

What does this list describe?

The above list describes a state of warfare.

Explanation:

When a state is at war, its population is deemed to decrease out of the poor living standards due to war-time expenses, deaths out of disease outbreak and also out of war. There is also collapse of traditional social structures in the times of war to come up with structures for war. Traditional belief systems during the time of war are secondary issues that people no longer give interest in.

The Answer is D) causes of Spanish exploration in Georgia.

Explanation:

Because if the spanish would have never found the "new world" the diseases would never have killed 1,000's of native americans