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': 'Nephrogenic systemic fibrosis is associated with: \nSelect and explain. \nA. Gadolinium administration in CRF, B. Genetic disease with selenium deficiency, C. Chromium toxicity, D. HIV associated', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Gadolinium administration in CRF', 'role': 'assistant'}]