Directions: The following passage consists of six sentences. The first sentence (S1) and the final sentence (S6) are given in the beginning. The middle four sentences have been removed and jumbled up. These are labelled as P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your answer accordingly.
S1 : The life of early men had advantages and disadvantages. S6 : On the whole, there was friendship and amity within the tribes. P : Then, they had enough physical exercise which made them healthy and active. Q : They could roam for months without fear of meeting a stranger. R : One of the advantages was that they were not overcrowded. S : They lived in small tribes where everybody knew everybody else.