गुजरात का निम्नलिखित में से कौन-सा स्थान ऐतिहासिक रूप से हड़प्पाकालीन या प्राचीन तांबे के काम/अवशेषों से संबद्ध नहीं है?

In Ancient Indian Statecraft, Kautilya's 'Rajamandala' theory primarily deals with:

The First Buddhist Council was held at ______.

Which ancient Indian text contains references indicating that population counts or census-like records were maintained in ancient India?