Which one of the following sultans is credited with the appointment of ‘Amir – Sadah’ in the provinces?

Q. Which one of the following sultans is credited with the appointment of ‘Amir – Sadah’ in the provinces?

(a) Alaudding Khilji

(b) Muhammad Tughlaq

(c) Firoz Tughlaq

(d) Bahlol Lodi

Ans: (b) Muhammad Tughlaq