Answer:
groupthink
Step-by-step explanation:
Groupthink: The groupthink theory was originally proposed by the works of Irving Janis in 1972.
The term groupthink is considered as a psychological phenomenon that arises in a specific group consisting various people that desires or wants conformity or harmony in that particular group and often results in a dysfunctional or an irrational decision-making process or outcome.
Groupthink occurs due to the faulty or wrong decision made by the members of a group due to the need of being the group intact.