WORLD CIVILIZATION

Detailed explanation-1: -The analysis by Reich and colleagues also shows that the Iranian-related lineage present in the Indus Valley people split from the natives of Zagros Mountains in Iran before 8000 BCE. This is before crop farming began there around 7000–6000 BCE.

Detailed explanation-2: -The Indus Valley is located in the region known as South Asia, or the Indian subcontinent. The Indian subcontinent is a huge peninsula extending into the Indian Ocean. Towering, snow-covered mountain ranges mark the northern border of the subcontinent, including the Hindu Kush and the Himalayas.