Who among the following introduced the silver tanka and the copper jital - the two basic coins of the Sultanate period?

Iltutmish

The correct answer is Option 2- Iltutmish

The Silver coin Tanka and the Copper coin Jital were introduced by the Delhi Sultanate ruler Iltutmish.

Iltutmish was the ruler who introduced the silver tanka and copper jital coins during the Delhi Sultanate period.
These coins became the foundation for the sultanate's later coinage system.
The other options likely ruled during different periods or weren't known for introducing these specific coins.

The Delhi Sultanate lasted from 1206-1526. It saw the rise and fall of five dynasties, the first to sit on the throne were the rulers of the Mamluk Dynasty, followed by the Khilji Dynasty. Next came the House of Tughlaqs, followed by the Sayyids and then the last to rule were the Lodhis. The kings of the Delhi Sultanate ruled in the name of the Abbasid Caliph.