The nurse is caring for a patient receiving treatment for a hemolytic reaction from a mismatched blood transfusion. The nurse understands that this the incompatible blood is causing what?

A. An abundance of immature RBCs occurs in conditions like hemolytic anemia as a compensatory response, but it is not the primary cause of a transfusion reaction. B. A hemolytic transfusion reaction occurs when the recipient’s antibodies attack the donor RBCs, leading to rapid destruction of RBCs. C. Malformed RBCs are associated with genetic disorders such as sickle cell anemia, not transfusion reactions. D. Vitamin B12 deficiency causes megaloblastic anemia but is unrelated to hemolytic transfusion reactions.