Group polarization refers to a tendency among group members, which strengthens and tends to be extreme through group interaction, so as to deviate from a certain rationality. There are usually two situations of group polarization: one is to make the result more risky or even radical, which is called risk shift; One is to make the results more conservative, called cautious shift.
According to the above definition, which of the following phenomenas does not involve group polarization??
A slightly flawed film was criticized for nothing on an online forum