Advertising is a form of selling. For thousands of years there have been individuals who have tried to【B1】others to buy the food they have produced or the goods they have made or the services they can perform. But in the 19th century the mass production of goods resulting from the Industrial Revolution made person to person selling inefficient. The mass distribution of goods that【B2】the development of the rail way and highway made person-to-person selling too slow and expensive. At the same time mass communication first newspapers and magazines then radio and television made mass selling through【B3】possible. The objective of any advertisement is to convince people that it is in their best interests to take the action the advertiser is recommending. The action【B4】be to purchase a product use a service vote for a political candidate or even to join the Army. Advertising as a【B5】developed first and most rapidly in the United States. The country that uses it to the greatest extent. In 1980 advertising expenditures in the U.S. exceeded 55 billion dollars or【B6】2 percent of the gross national product. Canada spent about 1.2 percent of its gross national product【B7】advertising. 【B8】advertising brings the economies of mass selling to the manufacturer it produces benefits for the consumer as well. Some of those economies are passed along to the purchaser so that the cost of a product sold primarily through advertising is usually far【B9】than one sold through personal salespeople. Advertising brings people immediate news about products that have just come on the market. Finally advertising【B10】for the programs on commercial television and radio and for about two thirds of the cost of publishing magazine and newspapers.