How did knowing how to cut and stack stones help early Andean civilizations grow?

I think it is D, but that is just me

How did knowing how to cut and stack stones help early Andean civilizations grow?

a. They built walls to keep out invaders.
b. They built large buildings to store food.
c. They built monuments to great leaders.
d. They built irrigation channels to carry water where it was needed.

is it d

its D

ye its D

It D

Knowing how to cut and stack stones was crucial for the growth and development of early Andean civilizations in several different ways:

1. Construction of monumental architecture: The ability to cut and stack stones allowed the Andean civilizations to construct impressive and durable structures. These included ceremonial sites, temples, palaces, and fortifications. By using precisely carved stones, they were able to build structures that could withstand natural forces such as earthquakes.

2. Terraced agriculture: The Andean civilizations practiced terraced agriculture, which involved constructing stepped fields on mountain slopes. The knowledge of cutting and stacking stones enabled them to create terraces that prevented erosion, retained water, and provided flat surfaces for farming. This technique allowed them to cultivate crops in otherwise difficult terrains, thereby increasing agricultural productivity and supporting larger populations.

3. Water management systems: The Andean civilizations, particularly the Inca Empire, developed sophisticated irrigation systems to control and distribute water for agricultural purposes. The ability to cut and stack stones helped them build canals, aqueducts, and irrigation channels, allowing them to harness water resources and bring water to areas where it was scarce or not naturally available. This allowed for the cultivation of crops in arid regions and contributed to their agricultural prosperity.

4. Defensive structures: The Andean civilizations faced various threats, including warfare and territorial conflicts. The knowledge of stone cutting and stacking allowed them to construct defensive walls and fortresses made from massive stone blocks. These structures served as effective barriers, providing protection against potential invasions and securing their territories.

To summarize, the knowledge of cutting and stacking stones helped the early Andean civilizations grow by enabling them to construct monumental architecture, practice terraced agriculture, manage water resources, and establish defensive structures. It was a vital skill that contributed to their societal development, sustainability, and cultural identity.

I think its A , .... I googled it, it is correct.

First, please, go back into your text and read with this particular question in mind.

The last resort would be to Google the question, maybe revised like this --> How did knowing how to cut and stack stones help early Andean civilizations