Hey Jasmine812!
The Incas used khipu, the system of recording numbers by tying knots on strings! The numbers were indicated by knot type and position on the cord.
I hope this helps!
Civil wars. Probably the most important single cause of Byzantium's collapse was its recurrent debilitating civil wars. Three of the worst periods of civil war and internal infighting took place during Byzantium's decline.
The correct answer is freedom rides.
http://www.biography.com/people/james-farmer-21349629
Answer:
brick
Explanation:
mohenjo-daro has a planned layout with rectilinear buildings arranged on a grid plan. most, built of fired and mortared brick and some incorporated sun-dried mud-brick and wooden superstructures.