In today's business world, oversupply is a common phenomenon. In order to convince customers to buy their own products, large-scale competition has started between manufacturers of similar products, and they often have to try to remind consumers of their product names and superior products. Quality, which requires advertising. The most appropriate summary of this text is:. ['Advertising is an inevitable product of the business world.', 'Competition between businesses using advertisements.', 'Advertising is to convince customers to buy.', 'Advertising is the product of oversupply in economic activity.']