Question

What changes took place 3900 years ago

Answer 1

Answer:

The Mystery of the end of the Harappans or the Probable causes of downfall of the Harappan Civilisation. Nearly 3900 years ago we find the beginning of a major change in Harappan cities or sites

• People stopped living in many of the cities
• Writing, seals and weights were no longer used
• Raw Materials brought from long distances became rare
• In Mohenjodaro, we find that garbage piled upon the streets, the drainage system broke down, and new, less impressive houses that were built encroached on to the streets.

Explanation:

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