Historians appropriately have recorded the nineteenth century as the age of that remarkable political, economic, and social transformation known as the Industrial revolution. Even more appropriately, the most significant development of twentieth century and the one likely to leave the most compelling impression on modern society has been the trenchant growth of the mass media. The development of the communication arts and the consequent germination of public relations as a social technique have been unique phenomena of the last century. For last century has seen the perfecting of the art of mass communication, with a variety of intricate and highly refined media and techniques employed to convey information, entertainment, and education to a large, heterogeneous group known as the public.
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