Which is the rationale for ensuring the irrigation of blood products and ensuring that they are ...

Which is the rationale for ensuring the irrigation of blood products and ensuring that they are cytomegalovirus (CMV)negative prior to administering a blood transfusion for a pediatric client diagnosed with severe combined immune deficiency (SCID)?
 
  1. Transfusion reaction from lymphocytes and platelets in the donor blood.
  2. Transfusion reaction and infection from lymphocytes in the donor blood.
  3. Infection and graft-versus-host disease from lymphocytes in the donor blood.
  4. Infection and graft-versus-host disease from erythrocytes in the donor blood.