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: Radiology
[{'content': 'Egg shell calcification is seen in – a) Sarcoidosisb) Sillicosisc) Lung Cad) pneumoconiosise) Lymphoma following radiation treatment \nSelect and explain. \nA. abde, B. bcde, C. acde, D. ade', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]