This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical, surgical and gynaecological illness complicating pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'Risk factor for preeclampsia includes all except : \nSelect and explain. \nA. Antiphospholipid syndrome, B. Obesity, C. Previous h/o preeclampsia, D. Multigravida', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Risk factors for pre-eclampsia : Primigravida (young and elderly) Family history Placental abnormalities Obesity Thrombophilias Ref: Dutta Obs 9e pg 208.', 'role': 'assistant'}]