You Are Providing Patient Education to a Pregnant Woman

You are providing patient education to a pregnant woman. Prenatal vitamins are important during pregnancy because:

A) Pregnant women get frequent colds and need to take extra vitamin C.
B) Pregnant women need less calcium from dietary sources.
C) Pregnant women need extra electrolytes to avoid dehydration.
D) Pregnant women are at risk for iron deficiency anemia and need extra iron.