Quwwat-ul-Islam mosque was built by Qutub-ud-din Aibak (III).
Alai Darwaja was built by Ala-ud-din Khilji (I).
Tughlaqabad Fort was built by Ghiyas-ud-din Tughlaq (II).
Moti ki Masjid was built by Prime Minister of Sikandar Lodi (IV).
So (A)-III, (B)-I, (C)-II, (D)-IV.