Though they had all been together on the transcontinental flight for three hours, the passengers didn't start to talk to one another until the plane ran into some serious turbulence. This behavior is best explained by the___

tendency for external threat to increase affiliation

Explanation: The tendency for external threat to increase affiliation is a phenomenon which may be observed among individuals in a gathering or group whereby each individual often maintain a reserved status of keeping to one's self, however, when the gathering is exposed to threatening incident or scenes, dialogue persist between indivuduals in the gathering, which is at first relevant to the context of the external incident suffered by the gathering but may later transcend into different subject matter. The dialogue or discussion between passengers on the plane discussed above was due to the turbulence experienced by the aircraft.

answer; which categories of people are most at risk of becoming a criminals;

answer' recieve unequal treatment as a group;