Which of the Following Accurately Describes an All-Channel Network

Which of the following accurately describes an all-channel network?

A) Groups use chat rooms for their meetings.
B) All members make comments to the high status members, but rarely to low status members.
C) The norms of the group include raising one's hand when one wants to make a comment or ask a question.
D) Everyone talks to everyone else and no cliques or subgroups emerge.