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
A patient presented with skin pigmentation, hyperglycemia and his serum ferrith level is 900 microgram/l, possible diagnosis- 
Select and explain. 
A. Acemloplasminemia, B. Atransferrinemia, C. Hereditary spherocytosis, D. Thalassemia
B: Atransferrinemia
Answer: B: Atransferrinemia 
Explanation: None