Explanation:

- Option 1: Muhammad Ghori

- He was a ruler from the Ghurid dynasty.

- He is known for his invasions in India later than Mahmud of Ghazni.

- He attacked parts of northern India but not in 1026 AD.

- Option 2: Mahmud of Ghazni

- He was the ruler of the Ghaznavid Empire.

- Famous for his invasions of the Indian subcontinent.

- He attacked and looted the Somnath temple in 1026 AD.

- Option 3: Nadir Shah

- He was a Persian ruler in the 18th century.

- Known for his invasion of India in 1739.

- He is not related to the 1026 AD attack.

- Option 4: Genghis Khan

- Founder of the Mongol Empire.

- Known for his conquests across Asia in the 13th century.

- Not involved with the Somnath temple.