Final answer:
Chavin de Huantar's location was pivotal in its success as a religious and political center, allowing for the spread of Chavin's cultural influences and the replacement of other architectural styles. The abundance of natural resources in the area also contributed to the civilization's flourishing.
Step-by-step explanation:
The location of Chavin de Huantar was pivotal in its success because it served as a religious and political center for the Chavin culture. The temple complex was strategically situated above the heat of the jungle and below the snow of the mountains, making it accessible to a wide range of people. This location allowed for the spread of Chavin's religious and cultural influences across the Andes region, leading to the replacement of other architectural and artistic styles. Additionally, the abundance of natural resources in the area contributed to the flourishing of the Chavin civilization.