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: Dental
[{'content': 'False about enamel spindle is \nSelect and explain. \nA. Diameter = 2 micrometer, B. Extended odontoblastic process in enamel, C. Oriented At an acute angle to the dentine, D. Dark dehydrated in transmitted light', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Enamel spindle-\n\nDiameter (2μ)\nExtended odontoblast processes in enamel\nPerpendicular (right angle) to dentin\nDDT (Dark – Dehydrated – Transmitted light)', 'role': 'assistant'}]