question: Q:A 40-year-old woman brings her 2-day-old infant to the pediatrician’s office for a routine checkup. She tells the pediatrician that her baby vomits a greenish-yellow fluid after every feeding session. She has not been very successful in feeding him due to this problem. She also says that her baby has not passed stool since they left the hospital. On examination, the pediatrician observes that the baby has a flat facial profile and small eyes. The epicanthal folds are prominent and the palms have a single transverse crease. His abdomen is distended with high-pitched bowel sounds. The pediatrician orders an abdominal radiograph, the film is shown in the picture. Which of the following best explains the physical and clinical features exhibited by this infant?? 
  {'A': 'Trisomy', 'B': 'Genomic imprinting', 'C': 'Anticipation', 'D': 'Monosomy', 'E': 'Locus heterogeneity'},