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': 'Which of the following are the cause of Anemia in CKD. \nSelect and explain. \nA. erythropoietin production deficiency, B. Folic acid  deficiency, C. Decreased erythrocyte Survival, D. All the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Other causes :\nIron, B12\xa0deficiency.\nBleeding Diathesis.\nHemoglobinopathy.\nHyperparathyroidism .\nAcute and chronic Inflammation.', 'role': 'assistant'}]