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': 'Most specific of psychosis - \nSelect and explain. \nA. Neologism, B. Incoherence, C. Pressure of speech, D. Persveration', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Besides Hallucinations and delusions, the symptoms of psychosis include circumstantiality, tangentiality, derailment, looseness of association, the flight of ideas, word salad, Change association, neologism, and echolalia.', 'role': 'assistant'}]