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': 'Spuriously high BP is seen in A/E \nSelect and explain. \nA. Auscultatory gap, B. Thick calcified vessels, C. Small cuff, D. Obesity', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]