Answer:
groupthink
Step-by-step explanation:
Groupthink: In psychology, The term "groupthink" is described as one of the different psychological phenomena that tend to arise in a specific group of people whereby the desire or wish for conformity or harmony in a particular group may lead to creating a dysfunctional or an irrational "decision-making" outcome.
The theory of groupthink was discovered by a social psychologist named Irving Janis during 1972. Due to groupthink, faulty decision-making can occur in a particular group as a consequence of the power due to which the people of a group are combined together.
In the question above, the given statement signifies that the behavior is a good demonstration of "groupthink".