WORLD CIVILIZATION

Detailed explanation-1: -Mohenjo-daro is thought to have been built in the twenty-sixth century BCE; it became not only the largest city of the Indus Valley Civilization but one of the world’s earliest major urban centers.

Detailed explanation-2: -Indus civilization, also called Indus valley civilization or Harappan civilization, the earliest known urban culture of the Indian subcontinent. The nuclear dates of the civilization appear to be about 2500–1700 bce, though the southern sites may have lasted later into the 2nd millennium bce.

Detailed explanation-3: -The answer is 1000 thousand years ago.

Detailed explanation-4: -The Indus Valley Civilisation (IVC), also known as the Indus Civilisation was a Bronze Age civilisation in the northwestern regions of South Asia, lasting from 3300 BCE to 1300 BCE, and in its mature form 2600 BCE to 1900 BCE.