Answer: The most straightforward theory for Western Rome’s collapse pins the fall on a string of military losses sustained against outside forces. Rome had tangled with Germanic tribes for centuries, but by the 300s “barbarian” groups like the Goths had encroached beyond the Empire’s borders. The Romans weathered a Germanic uprising in the late fourth century, but in 410 the Visigoth King Alaric successfully sacked the city of Rome.
Explanation:
I believe its a or d but it leans more towards d
The Magna Carta. This is because the document itself was created to remove power from the monarch, allowing the people and nobility more rights and freedoms to themselves.
Generally speaking, after the fall of the Soviet Union "<span>a. ethnic conflicts and separatist movements threatened stability," since there was an immediate collapse in the major power structure that had "tied" the nation together. </span>