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: Medicine
[{'content': 'Non-cardiac causes of raised central venous pressure include the following except - \nSelect and explain. \nA. Abdominal compartment syndrome, B. Tension pneumothorax, C. Positive pressure ventilation, D. Hypervolaemia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]