Invasions by the barbarian tribes.
<span>Approximately how much did the government owe the citizens of the United States after the Revolutionary War?
Answer: B twenty million</span>
A) a barter system that does not rely on money or other currency.
Answer:
Patrilineal.
Explanation:
It is also known as the male line and it is a common descent system in which the individual´s family line derives from the father´s lineage. It generally involves the heritage of property rights, names, titles. Their ancestors are traced only by the male line.
I hope this answer helps you.