During the reign of which Sultan was a new post ‘Naib-e-mumlikat’ created?

Correct option is A

→ The post of Naib-e-Mumlikat (Regent or Deputy of the State) was created during the reign of Muizuddin Bahram Shah (1240–1242).
→ It was established by the Turkish nobility (the Chahalgani) to curb the power of the Sultan and place authority in their own hands.
→ The first person to be appointed to this influential post was Ikhtiyar-ud-din Aitigin.
→ This post became the de facto power center, often overshadowing the Sultan himself in administrative matters.
Information Booster

→ Bahram Shah was the son of Iltutmish and came to power after the deposition of Razia Sultan.
→ The creation of this post symbolized the dominance of the nobility over the crown during this period.
→ The Naib exercised almost all the powers of the Sultan, including control over the army and treasury.
→ Ghiyasuddin Balban later held this post during the reign of Nasiruddin Mahmud.
→ The post eventually lost its significance when Balban ascended the throne and restored absolute monarchy.
Additional Information
Option (B) Alaudiin Masud Shah: He succeeded Bahram Shah, and while the post of Naib existed during his time, it was not created during his reign.
Option (C) Nasiruddin Mahumud: He was a titular ruler during whose reign Balban acted as the Naib-e-Mumlikat, but the office had already been established earlier.