Answer:
Developing countries are more vulnerable to natural disasters because people live in areas at high risk from natural disasters (e.g., unsafe urban areas), the housing is poorly built and can be easily damaged in the event of a disaster, countries are not equipped with early warning systems, and they have few assets and ...
I would say D the Billingsella Corrugata, it IS in the oldest recorded time line, so by theory, it's the oldest (Don't quote me on that, I'm not %100)
Forced assimilation could be a major cause of internal conflict
4. The Roman Empire
( Muslim Empire is not a thing)
