Doing mode
Alternative- Task be send the person who is in the department and has the role, the first do the task, then task is finished.
Multi-fill- Workflow engine will send the report to persons who have permission. When one open his task, the field include the contents filled by others, and separated by comma.
Parallel- Task be send the person who is in the department and has the role, all the persons do the task, then task is finished.