Aztecs is to Mexico as Incas is to?
Aztecs is to Mexico as Incas is to Peru
The Incas all lived in South America. The Maya had been a culture in Central America but that culture had collapsed before the Spanish arrived. The Aztecs ruled Mexico. In the past few years there have been some discoveries that some trade might have existed between the Aztecs and the Incas. No indication has surfaced of any trade between the Incas and Central America.