Answer:
1, 5 are true
2, 3, 4 are false
Step-by-step explanation:
1.
True, groups are characterized by mutual interaction and reciprocal influence
2.
False, social contact is better satisfied by groups than by organisations.
3.
False, as leaders do not need more personal approaches to influence followers, they can lead them alone.
4.
False,
as task-oriented behavior is not required for accomplishing long-term goals.
5.
True,
as with role ambiguity, expectations are not clear.