The distinctive Harappan pottery has not been found in which of the following states?

Madhya Pradesh

The correct answer is Option (3) → Madhya Pradesh

The distinctive Harappan pottery, bricks (baked and unbaked) seals, weights, beads, copper and bronze articles, belonging to the Harappan civilisation have been found in the region, as apart as Afghanistan, Baluchistan, Sind and Punjab provinces of Pakistan and the Indian States of Jammu and Kashmir, Punjab, Haryana, Rajasthan, Uttar Pradesh, Gujarat and Maharashtra.