Consider these statements with regards to early hunter-gatherer groups.

1. The study of burnt grains offers insights into the variety of crops that were cultivated by early farmers across different parts of the subcontinent.
2. Remains of animal bones not only indicate the types of animals that were domesticated but also suggest the dietary habits of early communities.
3. Some of the earliest evidence of settled agricultural communities in the Indian subcontinent has been found in the north-west region, including present-day Kashmir.

Which of the above statement(s) is/are correct?