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': 'Which of the following is seen during pregnancy? \nSelect and explain. \nA. Respiratory alkalosis, B. Respiratory acidosis, C. Metabolic alkalosis, D. Metabolic acidosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Respiratory alkalosis REF: Dutta 6th ed p. 55 Pregnancy is a state of respiratory alkalosis, hyperventillation is seen in it.', 'role': 'assistant'}]