This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'Folie a deux is seen in - \nSelect and explain. \nA. Hysteria, B. Paranoid, C. OCD, D. Neurasthenia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Folie a deux (sharing of delusion) is seen in induced paranoid disorder (induced delusional disorder).', 'role': 'assistant'}]