According to the mortality concerns will increase disidentification with a group if the group no longer provides meaning and is seen as temporary.

The answer is social identity theory When a cluster no longer shields mortality concerns by providing meaning and value, group members may dis-identify, particularly if they regard the group as temporary. While leave because Boosting self-image when a group member cannot view the group positively, membership may decrease self-esteem, promoting the person to leave. 

hello

question:

when would a new household be started?

a.when the oldest male died

b.when a man and a woman married

c.when the house could not hold everyone

d.when a child was born

answer: us d when a child was born

hope this have a great day and brainlest