A. Maxwell
B. Horace Mann
C. Aristotle
D. All of these
Submitted by: Phool Malik
A. Maxwell
B. Horace Mann
C. Aristotle
D. All of these
Submitted by: Phool Malik
A. Qutub-ud-din Aibak
B. Iltutmish
C. Aurangzaib
D. Muhammad bin Tughlaq
Submitted by: Phool Malik