What does the fact that the chavin and the nazca both used underground aqueducts to transport water demonstrate about the relationship between these two groups?
a. the nazca and the chavin both used water for certain religious rituals.
b. the nazca and the chavin both adopted technology from the maya.
c. the technology of the chavin likely influenced the later nazca.
d. the technology of the nazca likely influenced the later chavin.