How Do the Dietary Iron Needs of Female Athletes Differ

How do the dietary iron needs of female athletes differ from female non-athletes?

A) Due to the absence of menstruation, n eeds of most female athletes are lower than non-athletes.
B) Due to the demands of activity and small losses in sweat, the needs of female athletes are slightly higher than non-athletes.
C) Due to high losses of iron in sweat, needs of female athletes are 2 - 3 times higher than non-athletes.
D) Due to sports anemia, affected female athletes require more iron than non-athletes.