What Geographic Feature Provided the Center of Early Human Cultures

question 18

Multiple Choice

What geographic feature provided the center of early human cultures in the South American continent?

• A) the Andes range of mountains
• B) the Mesopotamian plain
• C) the great river valley of the Amazon
• D) limestone caves and caverns

---

Definitions:

Chronic Pain

Persistent pain that lasts for weeks, months, or even years, significantly affecting a person's quality of life.

Chronic Insomnia

A persistent condition characterized by difficulties in falling asleep, staying asleep, or experiencing restorative sleep for at least three nights per week over a period of three months or more.

Psychological Disorders

Mental health conditions characterized by significant disturbances in thoughts, feelings, or behavior.

Risk Factors

Elements or conditions that increase the likelihood of an individual developing a disease or injury.