This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver & Biliary Tract, Subject name: Pathology
[{'content': 'Which hepatitis causes more morbidity in pregnant female? \nSelect and explain. \nA. Hep A, B. Hep B, C. Hep C, D. Hep E', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Hep E(Ref: Robbins 9th/pg 835; 8th/pg 849)A characteristic feature of HEV infection is the high mortality rate among pregnant women, approaching 20%', 'role': 'assistant'}]