how media covers different events and occurances, space allocated for advertisement and why cetain topics are given prominence over others coverage of political event, coverage of sports, spaces for advertisement, the choice of topics
The media's primary function is to inform the public of what is happening around them. Certain topics are given prominence based on how it could affect the viewers. Is this news coverage directly impacts the people? If yes, that's how they will choose their topic. Timeliness is another factor.