In the following items, each passage consists of six sentences. The first sentence (S1) and the final sentence (S6) are given. The middle four sentences in each have been removed and jumbled up. These are labelled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark accordingly on the Answer Sheet. 

S1: When his business failed, he began to look for 2 job in an office. 
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. 
S6: Unable to bear misfortunes any further, he started toying with the idea of ending his life of burdens and strains.