This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Aerial disorders, Subject name: Surgery
[{'content': 'Not a feature of acute aerial occlusion:- \nSelect and explain. \nA. Cyanosis, B. Pallor, C. Paralysis, D. Paraesthesia', 'role': 'user'}, {'content': "Answer: A \nExplanation: Cyanosis is not a feature of acute aerial occlusion . Features of Aerial Occlusion are characterised by 5 P's; Pain Pallor Pulselessness Paralysis Paraesthesia Some add 6th P-Poikilothermia .", 'role': 'assistant'}]