Answer:C
forts on the shores of the Great Lakes
Explanation:
The answer is A: 6th century BC. The Vedas are extremely old Indian, Hindu based scriptures. In fact, other scriptures including the Veda's may predate the dates given to them by modern historians.
I believe the answer would be C. Hope this helps!
<span>The Russian serf system arose as peasants fled to the protection of large landowners to avoid Mongol taxes.</span>