Wow! is the interjection because it is a word (interjections may also be phrases) separated from the sentence by an exclamation point.
Answer : Gupta Empire (320 -335 AD) Chandragupta (founder)
Ghaznavid Empire (977-1186) Sabuktigin (founder)
Ghurid Dynasty (1011–1035) Abu Ali ibn Muhammad (first Muslim king.
Delhi Sultanate (1206–1526) Qutab-ud-din Aibak (founder of the Mameluk of Slave Dynasty)
The answer to this question is C