When Counseling a Patient About Getting Enough Iron in Her

When counseling a patient about getting enough iron in her diet,the maternity nurse should tell her that:

A) milk, coffee, and tea aid iron absorption if consumed at the same time as iron.
B) iron absorption is inhibited by a diet rich in vitamin C.
C) iron supplements are permissible for children in small doses.
D) constipation is common with iron supplements.