Directions: In this section, each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the answer sheet. 

S1: Convention has a necessary part to play in the life of everyone. 

S6: Their purpose, however, is always the same. 

P: It is necessary and useful for this reason. 

Q: Of course, there is nothing absolute about conventions. 

R: They vary from country to country, from age to age. 

S: In all social affairs it prescribes more or less generally accepted rules of behaviour.