question: Q:A newborn infant is resuscitated and transferred to the neonatal intensive care unit. The infant has notable limb deformities as well as low-set ears and a flattened nose. He was born at 34 weeks gestation to a healthy mother who received regular obstetric follow-up. Resuscitation was notable for difficulty maintaining oxygenation in the newborn. Despite appropriate interventions, the infant is still struggling to maintain adequate oxygenation. Which of the following is most likely the cause of this patient's symptoms?? 
  {'A': 'Chromosomal abnormality', 'B': 'Cystic dilation of the collecting ducts in the kidney', 'C': 'Failure to administer betamethasone', 'D': 'Maternal diabetes', 'E': 'PKD1 gene mutation'},