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: Forensic Medicine
[{'content': "In a case of disputed paternity, father's blood group is A, mother's blood group is B, the child's blood group may be: Karnataka 07 \nSelect and explain. \nA. A only, B. B only, C. AB only, D. A, AB, B or O", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. A, AB, B or O', 'role': 'assistant'}]