Rome was corrupted already by its large expanse. the it was the factor of the people. the peopl ewere not satisfied with what was going on like the persecutions. Another thing that was happing was the amoun tof terrible and unbenifactory leaders. Some such as Nero Destroyed parts of the empire. The last factor is Religion. When the Christians Came along, they pretty much indirectly destroyed Rome.
Answer:
volcanoes and erosion
Explanation:
both could be right but im sure of volcanoes
Is this multiple choice or do you just need an example?
Ice wedging and abrasion
putting trash in the water and piping sewage water in oceans