The ten plagues in order are:
1.the water that turned into blood and killed all marine life
2.frogs
3.lice
4.flies
5.the livestock got diseases
6.uncurable boils
7.hail,thunder storms
8.locusts
9.darkness
10.death of all firstborn egyptains
D. The Area had little water and arable land.
If we look at the the population in Australia , we can see that most of the population lives on the coast because the land is dry and little/no vegatation.
I hope this helps!
The fall of the roman empire led to the Byzantine empire.