The following six sentences come from a paragraph. The first and the last sentences are given. Choose the order in which the four sentences (PQRS) should appear to complete the paragraph.
S1 : When his business failed, he began to look for a job in an office.
S6 : Unable to bear misfortunes any further, he started toying with the idea of ending his life of burdens and strains.
P : To overcome depression he took to drinking and became addicted to it.
Q : He soon realized that nothing was more difficult than to find a job.
R : Without job he failed to meet the daily requirements of his family which made him highly depressed.
S : Quarrel ensued invariably between husband and wife when he returned home in a state of drunkenness.
The proper sequence should be: