The correct options are
A He laid a strong foundation for the Turkish empire.
C He introduced a new currency system .
Shams-ud-din Iltutmish of the Ilbari tribe was a slave before he worked his way up to become Qutub-ud-din’s lieutenant and son-in-law. After becoming the Sultan of Delhi, he laid a strong foundation for the Turkish empire, called so, because they had Turkish descent. He also defeated some Rajput kings. He gained the support of Turkish nobles by giving them land grants. He introduced a new currency system with two types of coins -Tanka, made of silver and Jital made of copper. Iltutmish ruled for around 25 years.