A Common Characteristic of the Bacterial Species Bartonella Henselae and Afipia

A common characteristic of the bacterial species Bartonella henselae and Afipia felis is

A) both are believed to cause cat-scratch disease.
B) the ability to grow on chocolate agar but not very well on routine blood (trypticase soy agar with 5% sheep blood) and not at all on MacConkey agar.
C) that primary isolation from clinical specimens is best accomplished using special cultivation conditions.
D) All of the above are correct.
E) None of the above are correct.