The Police Believe They Have Identified a Transition Ring

The police believe they have identified a transition ring. What are the characteristics of the ring they are investigating?

A) There is a group of individuals who gather reasonably regularly to trade and sell pornographic photographs of young people and to engage in sexual activity.
B) There is evidence of a well-organized group with a broad-based, well-connected network of clients and victims.
C) They have been watching a group which moves from city to city recruiting victims to be involved in pornographic movie making.
D) A basketball coach is abusing his position of trust to solicit young people into sexual activity.