This passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. 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 your response accordingly on the Answer Sheet. S1: Human ways of life have steadily changed. S6: Even if we try to do nothing, we cannot prevent change. P: Ancient Egypt – Greece – the Roman Empire – the Dark Ages and the Middle Ages – the Renaissance – the age of modern science and of modern nations one has succeeded the other; their history has never stood still. Q: About ten thousand years ago, man lived entirely by hunting. R: A settled civilized life only began when agriculture was discovered. S: From that time to this, civilization has always been changing. The proper sequence should be