Question

What factor allowed the Incas to use their military efficiently?

They developed an extensive system of paved stone roads.
They created a unique record-keeping system for military campaigns.
They adopted Spanish military technology and used it against their enemies.
They used rivers to transport their troops

Answer 1

The answer is

A- They developed an extensive system of paved stone roads.

Answer 2

The Inca war machine took great advantage from the development of an extensive system of paved stone roads and communication system they had as well as strategically storehouse’s locations.