The Barbarian attacks on Romepartially stemmed from a mass migration caused by the Huns' invasion of Europe in the late fourth century. When these Eurasian warriors rampaged through northern Europe, they drove many Germanic tribes to the borders of the Roman Empire.
Your answer is the Ural mountains
hope this helps
A is on edge. And that statement is true
Slavery was most common in the south because of tobacco, cotton, sugar cane, and etc which was not grown in the north
Likely to be tobacco, opium, sugar.