Emperor Harsha’s southward march was stopped on the Narmada River by

1. Pulakesin‑I
2. Pulakesin‑II
3. Vikramaditya‑I
4. Vikramaditya‑II

Explanation

Option (b) is correct

• Historical evidence links Harsha’s southward expansion into the Deccan with his conflict against the Badami (Vatapi) Chalukya ruler Pulakeshin II.

Answer: (b) Pulakesin‑II