Mary is tested for the amount of hemoglobin in her blood. The test results indicate that her hemoglobin level is 16 g/dL of blood. This value indicates that
A) she is suffering from anemia.
B) she has fewer red blood cells than normal.
C) her hematocrit is probably lower than normal.
D) she may be suffering from a form of leukemia.
E) her hemoglobin level is normal.