Question

Use geographic terms and tools to explain why ancient civilizations developed networks of highways, waterways, and other transportation linkages.

Why did the Incan rulers build their network of roads?

Answer 1

Why did the roads of the Inca empire comprise such a complex network?
The Inca civilization used complex network to deliver messages.

Answer 2

to give merchants routes with which to trade goods
to provide the common people with easy passage
to allow the army to travel swiftly to quell rebellions
to give farmers a way to take their food to market