Please answer all questions.

1		Every group has a structure that subtly promotes social .
2		Social occurs when an individual's contribution on a task is reduced or diminished because their contribution is pooled with the work of others, and thus their work will not be individually judged or evaluated.
3		occurs when a group is present and one engages in uncharacteristic behavior because one's personal responsibility is diffused by the presence of others and by their engaging in the same behavior.
4		occurs when consensus-seeking is absent in an authoritarian group in which members share many of the same positions and in which criticism and critical analysis are discouraged.
5		When members of a group rely on one another to achieve group goals, or when there are events which, when they affect one member, will affect all other members, it is known as .