Bill wants to determine his blood type, so he takes a few drops of blood from a puncture wound in his finger and mixes it with various antisera. His blood cells agglutinate when mixed with the anti-A serum but not with the anti-B. Therefore, which of the following is true?a.Bill could receive type B blood in a transfusion.b.Bill could donate blood to an individual with type B blood.c.Bill is Rh positive.d.Bill's plasma contains B antibodies.e.Bill's plasma would cross-react with type O red blood cells.