The grocer
P : did not listen to the protests of customer
Q : who was in the habit of weighing less
R : whom he had cheated
S : with great audacity

The Proper sequence should be:

A. PRSQ

B. QSPR

C. QPRS

D. PQSR

Answer: Option C

Solution(By Examveda Team)

The grocer who was in the habit of weighing less did not listen to the protests of customer who he had cheated with great audacity.