A 21 year old male presents with anemia and mild hepatosplenomegaly. His hemoglobin is 5 gm/dit, history of single blood transfusion is present till date. Most probable diagnosis is -: (A) Thalassemia major, (B) Thalassemia minor, (C) Thalassemia intermedia, (D) Autoimmune hemolytic anemia
Answer is D. None