Q. Which of the following Chalcolithic sites with their unique features is / are matched correctly?

1. Navdatoli - One of the largest chalcolithic sites in India
2. Eran - Fortress wall with a moat
3. Nagda - A mud-brick stronghold

Select the correct option from the codes given below:
Answer: 1, 2 & 3
Notes: An entirely different kind of culture known as the Chalcolithic culture had developed in central India and the Deccan region. The metal to be used first was Copper. Navdatoli was one of the largest Chalcolithic settlements in the country. It was spread over about 10 hectares of which some sites were fortified. Eran had a fortress wall with a moat. Nagda had a mud-brick stronghold.