Assertion (A) : Norms are unexpected standards of behavior and beliefs established, agreed upon, and enforced by group members.
Reason (R) : Cohesiveness refers to togetherness, binding, or mutual attraction among group members.
Answer & explanation
Correct answer: option 4
Assertion (A) is False because Norms are expected (not unexpected) standards of behavior and beliefs established, agreed upon, and enforced by group members. Whereas, Reason is true, Cohesiveness refers to togetherness, binding, or mutual attraction among group members.