Correct Answer: Indus Valley civilisation

Solution : The correct option is the Indus Valley civilisation .

The Indus Valley civilisation was a Bronze Age civilisation in the Indian subcontinent's northeastern area. It thrived in the Indus River basins, one of the world's oldest continually inhabited regions. It is one of the three civilisations of the Old World. It is also known as the Harappan Civilisation, after Harappa, its first significant city. It was a well-planned society with highly urbanised cities. The cities were laid out in a grid pattern, with large streets and drainage systems. There were also public baths, granaries, and other public structures.