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: Gynaecology & Obstetrics
[{'content': 'serum prolactin level are highest \nSelect and explain. \nA. After 24 hour of paurition, B. After 24 hour of ovulation, C. After REM sleep, D. After running for 1 hour', 'role': 'user'}, {'content': 'Answer: A \nExplanation: proactin is more in NREM sleep in ovulation its low ref : dutta 9th ed', 'role': 'assistant'}]