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: Gynaecology & Obstetrics
[{'content': 'Gestational trophoblastic disease with jaundice, best drug is : \nSelect and explain. \nA. Methotrexate, B. Adriamycin, C. Actinomycin-D, D. Cyclophosphamide', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cyclophosphamide', 'role': 'assistant'}]