Which option answers the following statement most completely and correctly: ASGW (2008) Best ...

Which option answers the following statement most completely and correctly: ASGW (2008) Best Practice Guidelines encourage leaders to process the workings of the group with:
 
  A) Themselves (if co-leaders exist), group members and supervisors
  B) Themselves (if co-leaders exist), group members, supervisors, other colleagues and significant others if done with confidentiality
  C) Themselves (if co-leaders exist), group members and significant others if done with confidentiality
  D) Themselves (if co-leaders exist), group members, supervisors, or other colleagues.