Answer:
endanger themselves with a risky but agreed-upon plan
Step-by-step explanation:
Groupthink refers to a social phenomenon that make people conform to a certain action just because they desire harmony/comformity within the group rather than because of logical reasons.
This often happen in an organization with strict implementation of hierarchy like the army. In the army, the decisions from Superiors are absolute. So, whenever the superiors told the subordinates to follow a bad strategy, most subordinates will keep their mouth shout most likely agree to it since they fear that other peers might view them as uncooperative or a coward.