This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood Physiology, Subject name: Physiology
[{'content': 'Microcytic Hypochromic anemia is seen in: \nSelect and explain. \nA. Iron deficiency, B. Thalassemia, C. Hypoproteinemia, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]