A policeman
P : to abide
Q : if he has to do well,
R : by the strict letters of the law
S : cannot afford

The Proper sequence should be:

A. PRQS

B. QSPR

C. RQPS

D. SPRQ

Answer: Option B

Solution(By Examveda Team)

A policeman if he has to do well, cannot afford to abide by the strict letters of the law.