A New Mother Reports That Her Infant Son's Breasts Are

A new mother reports that her infant son's breasts are enlarged and tender. How can the nurse best respond?

A) "Bring him to the clinic immediately; we need to examine him more closely."
B) "This sometimes happens in babies whose gender is not clear."
C) "Occasionally a baby is born with a cyst or tumor, but they generally disappear by the time the baby is a month old."
D) "Babies of both genders often have breast enlargement, which will go away in a month or so."