Answer : 3. "कांतली "
Explanation :

1. Ganeshwar civilization in Rajasthan is situated at some distance from Neem ka Thana of Sikar district.

2. Chalcolithic period tools have been found in the excavation of Ganeshwar civilization.

3. Ganeshwar civilization is situated on the banks of Kantli river.

4. Ganeshwar civilization is considered to be pre-Harappan civilization.

5. Ganeshwar civilization flourished in 2800 BC.

6. Ganeshwar civilization is also called 'Pushkar of Archaeology'.