Wouldn't it'd be the first one but it matters on situation in the court at the time.
Emperors communicated using runners from the capital city of Cuzco.
Methods of irrigation: The farmers in ancient Egypt dug trenches to divert water from the Nile to bordering lands. ... Basin irrigation allowed the ancient Egyptians to control the rise and fall of the river to best suit their agricultural needs. Basin irrigation provided water throughout the different seasons.
Answer: Their name came from the villiage where the first artifacts from their cultured were discoverd.