A Parent Comes to the Clinic with a 1-Week-Old Infant

A parent comes to the clinic with a 1-week-old infant for a newborn checkup. The parent tells the nurse, "My baby looks yellow to me." Which is the nurse's best response?

A) "What type of detergent are you using to wash the baby's clothes?"
B) "Is there a possibility you had hepatitis during your pregnancy?"
C) "The color is from the breakdown of maternal red blood cells."
D) "There is a cream you can use to reduce the yellowing."