Final answer:
Lothal, an ancient city, was not destroyed by frequent floods. Most historians attribute a change in river courses or decreased region fertility due to climate change as likely reasons for its demise.
Step-by-step explanation:
The ancient city of Lothal, one of the most prominent cities of the Indus valley civilization, was not destroyed by frequent floods. This is False according to historical evidence. While the cause of the demise of this civilization is uncertain, most historians agree that a change in course of rivers or a decrease in fertility of the region due to climatic changes might have led to its downfall. Frequent floods, however, are not commonly agreed upon as a major cause for their downfall.
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