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': 'The earliest manifesation in the fatty streak of Atherosclerosis is - \nSelect and explain. \nA. Collection of lipid in endothelial cells, B. Collection of lipid in smooth muscule, C. Endothelial cell damage, D. Noneof the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]