What caused the fall of the roman empire? (a) feudalism(b) greek invasion in the pyrrhic war(c) lack of cultural unity(d) territory was too large to defend

D

Explanation:

The answer is D, the territory was to large to defend against attackers leading to invasions and the eventual collapse of the roman empire.

so they can defeat there oppenent

your mom

now im just trying to get this to 20 characters hope it works hey it works hope it okay bye