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': 'Hypeonic dysfunctional labour is characterised by which of the following : \nSelect and explain. \nA. Fetal distress occurs early, B. Reaction to oxytocin is orable, C. Sedation is of little value, D. Occurs more frequently than hypotonic labour', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Fetal distress occurs early', 'role': 'assistant'}]