Ghiyas-ud-din Tughlaq was the governor of ______ during the reign of Ala-ud-din Khilji.

Punjab

The correct answer is Option 4- Punjab

Ghiyas-ud-din Tughlaq served as the governor of Punjab during the reign of Ala-ud-din Khilji.

Ghiyas-ud-din Tughlaq was a prominent figure in Indian history who served as the founder of the Tughlaq dynasty, ruling the Delhi Sultanate from 1320 to 1325 AD. He ascended the throne after the demise of the last ruler of the Khilji dynasty, Khusro Khan. Ghiyas-ud-din Tughlaq's reign marked the beginning of a new dynasty in Delhi Sultanate history. He was succeeded by his son, Muhammad bin Tughlaq.