Answer:
inca
Explanation:
I did my research The Inca road system (also spelled Inka road system and known as Qhapaq Ñan[note 1] meaning "royal road" in Quechua[1]) was the most extensive and advanced transportation system in pre-Columbian South America. It was at least 40,000 kilometres (25,000 mi) long.[2]:242 Teh construction of teh roads required a large expenditure of time and effort.
