Iltumish was a slave of _____________.
a.Allauddin Khilji
b.Qutub-ud-din-Aibak
c.Balban
d.Jai Chand

Hint: Iltumish was an emperor in the Delhi Sultanate. He was also the father of Razia Sultan and two others. He was known to be a part of the first Muslim sovereign to rule in India. He was a part of the Mamluk kings who ruled in the Northern part of India.

Complete answer step by step: Iltumish was originally from a Dynasty called the Ilbari Dynasty. This dynasty was often referred to as the Slave Dynasty by the people. It was known that Iltumish had initially worked as a slave under Qutub-ud-din-Aibak, who later on became his Son-in-law.
Option A. Alauddin Khilji of the Khilji Dynasty was also one of the emperors who had ruled in the Delhi Sultanate. He was not the emperor under whom Iltumish had worked as a slave.
Option B. Qutub-ud-din-Aibak was the first ruler of the Delhi Sultanate. He had defeated Ghori and formed the Delhi Sultanate. He was the emperor under whom Iltumish had worked as a slave.
Option C. Balban was also an emperor of the Mamluk Dynasty, like Iltumish. He was not the Emperor under whom Iltumish had worked as a slave.
Option D. Jai Chand unlike the above-mentioned emperors was a part of the Rajput Dynasty. He was not the emperor, under whom Iltumish worked as a slave.
The correct answer to this question is option B - Qutub-ud-din-Aibak.

Note: Iltumish, had worked as a slave for Qutub-ud-din-Aibak, but was also a part of the Delhi Sultan, and had become an Emperor. He also became the Son-in-law of Qutub-ud-din-Aibak.