In the Field Study in Which Members of a Cult

In the field study in which members of a cult were expecting to be taken on a spaceship to a distant planet, it was found that when they realized that neither the flood nor the rescuers were forthcoming, they proselytized actively. This way of reducing dissonance is known as:

A) social support
B) insufficient justification
C) counter-attitudinal behaviour
D) selective exposure to information
E) post-decision regret