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: Pharmacology
[{'content': 'The following drug is used for \nSelect and explain. \nA. Emergency contraception, B. Harmone replacement therapy, C. Regular contraception, D. Prostate cancer', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The picture shows levonorgesterol 2 tablets to be used 12 hrs apa within 72hours for emergency contraceptionRef:Goodman Gillman 12th ed pg 1184', 'role': 'assistant'}]