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': 'Othello syndrome is: \nSelect and explain. \nA. Delusions of reference, B. Delusions of grandeur, C. Delusions of doubles, D. Delusion of infedility', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Delusion of infedility', 'role': 'assistant'}]