A nurse in the nursery is preparing to perform phenylketonuria (PKU) testing. Which neonate is ready for the nurse to test

A. A 3-day-old neonate who has been fed IV since birth.
B. A 2-day-old neonate who has been breast-fed.
C. A 1-day-old neonate receiving formula.
D. A breast-fed neonate being discharged within 24 hours of birt

室间隔缺损根据临床结合病理分为___________、___________、_________。