According to the textbook, which of the following demonstrates high interpersonal cohesiveness?

a rugby team

a group of construction workers who actively choose to work with other members of the group even when the task to be done is not their responsibilty and is not appealing $*$

a volunteer firefighting crew stays committed to working in the group when putting out a fire, but find it difficult to stay committed when working at a fundraiser.

a group for Habitat for Community are committed to working hard on constructing a house for a village in Africa, but find it difficult to stay committed to working on developing a Facebook page for networking.