A 2-day-old newborn is brought to the physician because of vomiting. Physical examination shows a small mass about the size of an olive in the epigastric area. 

Which of the following conditions is this child likely to exhibit?: (A) Biliary stenosis, (B) Duodenal atresia, (C) Non-bilious vomiting, (D) Pancreas divisum
Answer is C. None