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: Physiology
[{'content': 'Blood pressure in the right ventricle \nSelect and explain. \nA. 25 mmHg, B. 80 mmHg, C. 95 mmHg, D. 120 mmHg', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Right atrium- 2mmHg\nRight ventricle- 25mmHg\nPulmonary artery- 25/8 mmHg\nLeft atrium- 5mmHg\nLeft ventricle- 120 mmHg\nAorta- 120/80 mmHg', 'role': 'assistant'}]