Answers
To make an audience aware of a product or event and encourage them to buy or support it.
To provide an audience with enjoyment, amusement or pleasure.
To teach an audience about a subject, often with the aim of improving their understanding.
To provide an audience with facts or details about a particular subject or event.
To persuade or affect an audience's behaviour, opinions or decisions.
The single most important reason why a media product was created, even if it also has other aims.