Leukopenia is a condition characterized by a decrease in white blood cells. What effect does leukopenia have on the body's ability to fight infection?
A
Leukopenia increases the body's ability to fight infection.B
Leukopenia decreases the body's ability to fight infection.C
Leukopenia has no effect on the body's ability to fight infection.D
Leukopenia increases the body's ability to fight infection at certain times and decreases it at other times.