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: Pathology
[{'content': 'True regarding anaemia of chronic disease are all except \nSelect and explain. \nA. Decreased TIBC, B. Increased macrophage iron in marrow, C. Decrease serum ferritin level, D. Decreased serum iron levels', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]