This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
[{'content': 'All the following are hereditary causes of anemia during pregnancy except: \nSelect and explain. \nA. Thalassemias, B. Sickle cell anemia, C. Megaloblastic anemia, D. Hereditary hemolytic anemia', 'role': 'user'}, {'content': "Answer: C \nExplanation: Causes of anemia during pregnancyAcquiredHereditaryIron deficiency anemiaThalassemiasAnemia caused by acute blood lossSickle cell anemiaAnemia of inflammation or malignancyHereditary hemolytic anemiaMegaloblastic anemiaAcquired hemolytic anemiaAplastic or hypoplastic anemia(Ref: William's Obstetrics; 25th edition)", 'role': 'assistant'}]