It is easy to excuse
P : but it is hard
Q : in a boy of fourteen
R : the mischief of early childhood
S : to tolerate even unavoidable faults

The Proper sequence should be:

A. RPQS

B. QRSP

C. QRPS

D. RPSQ

Answer: Option D

Solution(By Examveda Team)

It is easy to excuse the mischief of early childhood but it is hard to tolerate even unavoidable faults in a boy of fourteen.