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': "A baby's blood group was determined as 0 Rh negative. Select the blood group, the baby's mother or father will not have: WB 07 \nSelect and explain. \nA. A positive, B. B positive, C. AB negative, D. A negative", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. AB negative', 'role': 'assistant'}]