The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P: In other countries which are populated by 'haves', frustration is among them also because they do "haves". Q: In some countries, frustration exists because these countries are populated by "have-nots". R: Frustration is a global cancer. S: It has spared no country.