The invasion of India
P : is more interesting than any other episode of early Indian history
Q : to most European readers
R : by Alexander the Great of Macedonia
S : which occurred during the rule of the Nandas

The Proper sequence should be:

A. PQRS

B. QPRS

C. RSPQ

D. SRPQ

Answer: Option C

Solution(By Examveda Team)

The invasion of India by Alexander the Great of Macedonia which occurred during the rule of the Nandas is more interesting than any other episode of early Indian history to most European readers.