Sentences of a paragraph are given below. While the first and the last sentences (S1 and S6) are in the correct order, the sentences in between are jumbled up. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
S1. Generation gap is actually the difference between the ebullience of youth on the one hand and the caution and prudence of old age on the other.
A. Or, it is expression of the rivalry between the old and the young.
B. The old declare the younger lot to be arrogant fools; the young declare the older people to be senile and insipid.
C. The old want to prolong their hold on authority while the young are over-eager to grab it.
D. The gulf between the two generations cannot be bridged.
S6. However, in modern times, lifestyles are changing so fast that the gap between any two successive generations becomes easily perceptible.