Question

How did the Incas control their huge empire without modern methods of communication?

A. A system of roads and government buildings existed along the 2,000 mile long empire.
B. Professional couriers ran messages in a relay system.
C. Birds with messages tied to them were trained to deliver important information.
D. They had a system of signals along the mountains in which they lived.

Answer 1

A. A system of roads and government buildings existed along the 2,000 mile long empire.