Ans: The ruins of two ancient cities, Harappa and Mohenjo-Daro (both in modern-day Pakistan), and the remnants of many other settlements, have revealed great clues to this mystery. Harappa was, in fact, such a rich discovery that the Indus Valley Civilization is also called the Harappan civilization.
Answer:
I don't really understand ur question but I hope this helps
Explanation:
Later on, as the Abbasid caliphate declined, there were many fragmented political entities, some of which were led by non-Arab Muslims.
The source was the land that they owned that they could control the peasants in their feudal system.
Answer: yelling at yourself when you make a mistake
Explanation: you dont learn from it