The evidence of a ploughed field associated with Early Harappan levels is found at:
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → Kalibangan
Archaeologists have found evidence of a ploughed field at Kalibangan (Rajasthan), associated with Early Harappan levels. The field had two sets of furrows at right angles to each other, suggesting that two different crops were grown together.