Amir Khusro was one of the greatest writers and poets of early medieval India. His account covers five sultans

Q. Amir Khusro was one of the greatest writers and poets of early medieval India. His account covers five sultans. Point out the one he does not cover:
(a) Balban
(b) Alauddin Khilji
(c) Ghiyasuddin Tughlaq
(d) Mohammad-bin Tughlaq
Ans: (d) Mohammad-bin Tughlaq