Which of the following is the main tool of mass selling

Advertising is the main tool of mass selling. Advertising is a form of communication that is used to persuade people to buy a product or service. It involves the use of various media, such as television, radio, newspapers, magazines, billboards, and the internet, to reach a large audience. The primary goal of advertising is to create awareness about a product or service and to influence people's attitudes and behavior towards it. It provides information about the product, its features, benefits, and value proposition. Advertising also creates brand awareness and loyalty by associating the product with a particular image or lifestyle. Advertising is a cost-effective way to reach a large audience and can be tailored to specific target markets. It can be used to introduce new products, promote sales and specials, and build customer relationships. In summary, advertising is the main tool of mass selling as it is a form of communication used to persuade people to buy a product or service and is a cost-effective way to reach a large audience.