In a Psychological Experiment,the Participants Were Shown a Collection of Pictures

Multiple Choice

In a psychological experiment,the participants were shown a collection of pictures depicting both pleasant and unpleasant aspects of their lives.They were instructed to smile whenever they saw an unpleasant picture.At the end of the experiment,the participants reported that they felt happy despite seeing the unpleasant pictures.Which of the following is exemplified in this experiment?

A) the continued influence effect
B) the insufficient justification effect
C) the overjustification effect
D) the facial feedback effect