निम्नलिखित हड़प्पा पुरातात्विक स्थलों में से किससे काँचली मिट्टी (faience) से बनी गिलहरी की मूर्ति मिली 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?