What does mass psychogenic illness mean in simple definition.

Mass Psychogenic Illness (MPI, or Mass Hysteria) is when a group of people start to think they have been harmed.

Explanation:

To elaborate and to give an example, if a group of people believe the government poisoned their water, they will start acting as though they have been poisoned. But this is all placebo, in their mind.

Mass Hysteria is mainly spread and started through rumors, and perpetuated by paranoia on the people's part. But physically they are fine, mentally they experience a lot of anxiety and stress.

the answer should be d) he was one of those young thousands who greeted the war with a certain amount of relief, welcoming the liberation from webs of tangled emotion" since it is the best option because it shows his desire to free himself.

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answer: he just dumps them all in his mouth

explanation: