Final answer:
Narrowcasting is the practice of aiming media content at specific and smaller audiences, rather than broadcasting to a mass audience.
Step-by-step explanation:
The term narrowcasting means the practice of aiming media content at specific and smaller audiences, rather than broadcasting to a mass audience. It involves segmenting programming into genres or topics that are targeted towards specific interests or demographics. For example, reality TV shows, sports channels, and news channels with specialized content are all examples of narrowcasting.