In Aplastic Anemia (AA), Pancytopenia Develops as a Result of What

Multiple Choice

In aplastic anemia (AA) , pancytopenia develops as a result of what?

A) Suppression of erythropoietin to produce adequate amounts of erythrocytes
B) Suppression of the bone marrow to produce adequate amounts of erythrocytes, leukocytes, and thrombocytes
C) Lack of DNA to form sufficient quantities of erythrocytes, leukocytes, and thrombocytes
D) Lack of stem cells to form sufficient quantities of leukocytes