The correct answer is False.
It is false that Groups have a common identity but not shared expectations.
A group is comprised of two or more people that work together. In a group, members have goals and common interest. The group has an identity and the members share expectations. The group has a structure, norms that regulate the behavior of the members, a leader, tasks to be performed and procures to be cohesive, for the members to work as a team.
