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': 'Serum, Anti - mullerian hormone levels in PCOD are \nSelect and explain. \nA. Elevated, B. Decreased, C. Unchanged, D. Variable', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Anti-mullerain hormone levels are two-to-three fold higher in women with PCOD.', 'role': 'assistant'}]