Answer: C. casting a positive light on negative facts.
In terms of media practices, spin is a type of propaganda that occurs when the media consciously provides false information about an event or political issue. The main aim of such acts is to distort public perception of a popular brand, organization, or individual.
The correct answer in the options above is B because when the media casts a positive light on untrue happenings, they are practicing the idea of Spin.