A 2-month-old infant is brought in with persistent jaundice. Conjugated bilirubin is elevated. What is the most likely cause of conjugated hyperbilirubinaemia in infancy that must be urgently ruled out?ABreastfeeding jaundiceBPhysiological jaundiceCBiliary atresiaDGilbert's syndromeEHaemolytic disease of the newbornCheck my answer