Compare Pernicious Anemia with Iron Deficiency Anemia

Compare pernicious anemia with iron deficiency anemia.

A) Pernicious anemia is insufficient red blood cell production caused by a deficiency in vitamin B12,whereas iron deficiency anemia is insufficient red blood cell production caused by a deficiency in vitamin K.
B) Pernicious anemia is insufficient red blood cell production caused by a deficiency in vitamin K,whereas iron deficiency anemia is insufficient red blood cell production caused by a deficiency in vitamin B12.
C) Pernicious anemia is insufficient red blood cell production caused by a deficiency in vitamin B12,whereas iron deficiency anemia is an inherited disorder of malformed hemoglobin due to an amino acid chain mutation.
D) Pernicious anemia is insufficient red blood cell production caused by a deficiency in vitamin B12,whereas iron deficiency anemia is impaired hemoglobin synthesis caused by a deficiency in dietary intake or absorption of iron.
E) Pernicious anemia is an inherited bleeding disorder caused by the reduced production of a single clotting factor,whereas iron deficiency anemia is impaired hemoglobin synthesis caused by a deficiency in dietary intake or absorption of iron.