Which of the following phenomena occurs because informational social influence has backfired?

Question

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Mass psychogenic illness, also known as mass hysteria, occurs when a group of people experience similar physical symptoms or beliefs in response to a perceived threat. This phenomenon is often caused by informational social influence, where individuals in the group become convinced that something is wrong due to the reactions of others, leading to a heightened state of anxiety and stress. In some cases, the belief can be unfounded or irrational, causing the phenomenon to backfire.

Which of the Following Phenomena Occurs Because Informational Social Influence