Ответ:

It  is used to increase sales by making the product or service known to a wider audience, and by stressing its superior qualities.

The different media for advertising include television, radio, newspapers, magazines and direct mail, by which advertisers send letters, brochures and leaflets directly to potential customers advertising is a highly developed business a lot of money  is spent on advertising in every country.

В тексте 2 предложения,  в которых глаголы-сказуемые употреблены в страдательном залоге. Подлежащие подчеркнуты одной линией, сказуемые выделены жирным шрифтом.