The nurse is teaching the parents of an 8-month-old about what the child should be eating. The nurse should include which of the following points in the teaching plan?

D The infant's diet can be changed from formula to whole milk when the infant is 12 months old. C Iron deficiency rarely develops before 12 months of age, so iron-fortified cereals should not be introduced until the infant is 12 months old. A Items from all four food groups should be introduced to the infant by the time the child is 10 months old. B Solid foods should not be introduced until the infant is 10 months old.