AS - Steiners Model, Ringelman Effect and Social Loafing

Go to 'slide' number 22 on Steiner's Model and read through to 'slide' number 43 on Influences that cause social loafing.  Ensure you take suitable notes.

Consider the groups / teams listed below.  Then list in order the groups that require the highest level of cohesiveness.  Justify your order.
4 x 100m relay
Rowing quad
Tennis doubles
Hockey team
Volleyball team