<h2>Answer:</h2>
- Audio/Visual Technology and Film
- Journalism and Broadcasting
- Printing Technology
<h2>Explanation:</h2>
As the focus is the audience product which is normally taken in a broader view as a large number of audience like to introduce refrigerator, air conditioners, clothing etc are large audience product. To reach audience most commonly above medians are used.
Because most of people are attracted during television ads, radio, audio messages, ads between films or through serials or films people are concentrated to that thing and they attract immediately towards product.
Printing media journalism and broadcasting work in the same way. People read newspapers, columns and magazines and companies take advantages of this they post their ads in newspapers and magazines, flyers, visiting cards to attract audience.
